back up

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back up

1. verb To move backwards. This phrase is commonly used to refer to maneuvering a car in reverse. Back up, you're standing too close to me! If you back up a little, then your car will be completely in that parking space.
2. verb To save copies of computer files in another place, in case the original files become inaccessible. If you didn't back up your files before the computer crashed, they may be lost forever.
3. verb To become clogged and impassable. I'm calling the plumber right now because the toilet is backed up again. Traffic is totally backed up, due to all that construction.
4. verb To return to an item previously mentioned. Whoa, back up—Janet and Jim are getting married?
5. verb To support or assist someone. In this usage, a noun or pronoun can be used between "back" and "up." You didn't see that meeting on the calendar, either? OK, please back me up on this, so the boss doesn't think I'm an idiot.
6. noun An alternate to be used if it becomes necessary for some reason, typically the failure, ineffectiveness, or the absence of the original. The phrase is typically written as one word. I brought an extra pen as a backup, in case this one runs out of ink during the exam. I hope Tony asks me to the prom, but, if not, I have my best friend Bill as a backup.
7. adjective Available for use as an alternate if it becomes necessary for some reason, typically the failure, ineffectiveness, or the absence of the original. The phrase is typically written as one word. I brought three backup pens, in case this one runs out of ink during the exam. I'm the backup quarterback, but I still have to know all the plays in case I get in the game. I hope Tony asks me to the prom, but, if not, I have my best friend Bill as a backup date.
8. adjective Appearing in the background in support of a main act or performer. The phrase is typically written as one word. She's auditioning backup dancers for her world tour today.
See also: back, up

back someone up

to provide someone with help in reserve; to support someone. Don't worry. I will back you up when you need me. Will you please back up Nancy over the weekend?
See also: back, up

back something up

 
1. Lit. to drive a car backwards. Will you back your car up a little? I will back up the car.
2. Lit. to cause objects to obstruct a pathway or channel and cause a slowdown in the flow. The wreck backed the cars up for a long way. Some dead branches and leaves backed the sewer up.
3. Fig. to give additional support or evidence about something. (To support or strengthen the facts.) My story of the crime will back your story up. That backs up my story, all right.
See also: back, up

back up (to something)

to go back to something said in a conversation. Wait—back up a little. What did you say that phone number was? Let's back up to what you just said and go over that point again.
See also: back, up

back up

 
1. Lit. [for objects] to obstruct and accumulate in a pathway or channel. Something clogged the sewer and it backed up.
2. Fig. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me to do the job alone.
See also: back, up

back up

1. Move or drive a vehicle backward, as in He told her to back up into the garage. [First half of 1800s]
2. Bring or come to a standstill, as in The water had backed up in the drains, or The accident had backed up traffic for miles. [First half of 1800s]
3. Support or strengthen, as in The photos were backed up with heavy cardboard so they couldn't be bent, or I'll back up that statement of yours. [Second half of 1700s]
4. Duplicate a file or program so that the original is not lost. For example, Every computer manual warns you to back up your work frequently in case of a power outage or computer failure . [Second half of 1900s]
See also: back, up

back up

v.
1. To move backward: We passed the house we were looking for, so we had to back up a little bit.
2. To move something or someone backward: I backed the car up against the garage wall. Let's back up the car to the curb.
3. To prove something to be true: There was not enough evidence to back up the theory. What I told you is true, and now I have even more evidence to back it up.
4. To support someone by confirming that they are telling the truth: We told our version of the events, certain that the witnesses would back us up. They won't back up anyone who is known for lying.
5. To provide help or support for someone or something: If I decide to take on the job, can I count on you to back me up? The political party backs up any candidate who follows its basic principles.
6. To cause to accumulate, especially due to an obstruction: The accident backed the traffic up for blocks. Something got stuck in the drain, and now the kitchen sink is backed up.
7. To make a copy of a computer program or file for use if the original is lost or damaged: I backed up the disk so that I wouldn't lose any data. Be sure to back your files up before you turn off the computer.
See also: back, up

back up

in. to refuse to go through with something; to back out (of something). Fred backed up at the last minute, leaving me with twenty pounds of hot dogs.
See also: back, up

backed up

mod. drug intoxicated. Old Benny’s really backed up.
See also: backed, up
References in periodicals archive ?
For a typical 40 GB Exchange database, the backup time is 1-2 hours and the recovery time is 2-6 hours, depending on the amount of log files.
This generally is done automatically: The backup system copies the data and then repeats the process to verify the data.
VCB was specifically designed to off-load the backup process from the host to a secondary proxy server to help improve the performance of the overall system.
The backup process is efficient and the user can be assured of achieving the anticipated ROI.
Symantec Backup Exec is the world's leading Windows backup software application, and the Backup Exec QuickStart Edition is ideal for supporting tape drives and autoloaders in single-server environments.
This proved to be quite difficult to manage, bringing in the advent of network-based backup programs, which have dominated the backup and recovery market for several years now.
The user can set Spare Backup to automatically shut down the computer when the backup is complete, sparing the need to wait or to constantly "check up" on the computer.
For IT administrators, nothing is more deafening than the ticking of the backup window except perhaps for the protracted silence of a restore.
The innovative approach for integration from esxRanger Professional leverages a memory extraction engine to bypass the need to stage data on the actual proxy server, increasing the speed of the backup process by up to 300 percent and minimizing disk storage requirements.
The speed of the bare metal recovery--in fact any recovery--is based on the unique design of the backup engine that minimizes the amount of data that an organization needs to protect through a combination of common file elimination and data compression.
CA is committed to making the backup process simpler for customers choosing disk, tape or a mix of the two for their data protection strategies," said Frank Jablonski, director of product marketing for storage management at CA.
Backup application-VTL integration (from NetApp and its partners) will automate a recovery process that is currently manual, enabling customers to instantaneously restore backup data from disk that has already been written to physical tapes and shipped to off-site storage, all in a way that is fully compatible with the backup application catalog.
Few SMBs can afford to be specialists in the backup process or the inner workings of Exchange Server.
By embedding the VTL functionality within the backup software itself, users can realize the advantages of Yosemite's true three-tiered architecture at SMB-appropriate prices, as well as a one-step restore instead of an extra layer of complexity with today's traditional VTL products.