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

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 ?
The advantage of tape backup is that the technology is mature, performs well and is fully supported by Microsoft for full Exchange backups.
Products include Arkeia Network Backup, Arkeia Server Backup and Arkeia Light.
By using a backup and recovery service provider, organizations still retain front-end control of their data protection operations, while handing off such burdensome back-end tasks as server backup, device maintenance, tape management and off-site removal and storage.
This ILM-aware distributed backup makes efficient use of ILM's archive pointers by retaining one copy of a file on either backup or secondary storage.
Products include Arkeia Server Backup, Arkeia Network Backup and Arkeia Light.
The second advanced method uses object-based backup and delta-block incremental backup.
Companies looking to implement "agent-less" backup solutions in their environments can use esxRanger Professional in place of agents in many cases.
Many disaster recovery plans also rely on the central office or company headquarters to perform backups on a routine, predefined schedule (typically once a day).
The two companies worked together to ensure full interoperability between Symantec's award-winning Backup Exec software application and Tandberg Data's tape hardware to provide customers the benefit of this industry-leading backup and recovery solution.
Inherent issues with tape--in particular, issues with data streaming (on the backup side) and multiplexing (on the restore side), as well as ongoing issues with drive and media reliability, and the increasing affordability and availability of SATA-based disk backup options, have led many users recently to re-evaluate their existing backup and recovery procedures and implement disk--either as virtual tape, as a disk backup/recovery target, or as a host-based option.
For a few dollars more per month, Spare Backup is delivering online backup services and live technical support in addition to state-of-the-art antivirus and Internet security.
With the responsibility for protecting data at the central facility and remote sites it would be logical that AFCEE's search for a better backup option than traditional tape-based backup would conclude with a disk-to-disk configuration that would allow administrators at the main data center in Texas to also manage backup of the three remote facilities.
0, Working With VMware Infrastructure 3, Provides Robust Enterprise-level Image Backup and Restore
There is no shortage of storage technologies to help IT organizations deal with their backup pain points.
Offers Customers Rapid, Reliable and Resource Efficient Disk-Based Backup and Recovery