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1. To bend over at the waist, often due to pain or laughter. After eating at that restaurant, I was doubled up with stomach pains for most of the night.
2. To cause someone to bend over at the waist. In this usage, a noun or pronoun can be used between "double" and "over." Unfortunately, the food from that restaurant doubled me up with stomach pains for most of the night.
3. To pair people or things up. In this usage, a noun or pronoun can be used between "double" and "over." I doubled each of my students up with a buddy for the field trip.
4. To be paired up. Have the students double up with a buddy on the field trip.
5. To serve two separate purposes. Because we're understaffed, I have to double up as receptionist and file clerk right now. You wouldn't know it, but this sleeping bag doubles up as a poncho.
6. To do something twice as much as one usually does. If you forget to take a dose of your medication, don't double up when you remember—just wait until your next scheduled dose.
7. To share a particular space or accommodation that is intended for one person. Mom didn't reserve enough hotel rooms for all of us, so we're doubling up, sis.
double up (with laughter)
Fig. to laugh so hard that one bends over. We all just doubled up with laughter. I doubled up when I heard the punch line.
double up (with someone)
to share with someone. We don't have enough books. Tom, will you double up with Jane? When we get more books, we won't have to double up anymore.
(on someone or something) [for people] to deal with someone or something in pairs. We are going to have to double up in this job. We will double up and get it done.
1. Bend over suddenly, as in pain or laughter. For example, She doubled up with a cramp. [Late 1800s]
2. Share accommodations meant for one person, as in The hotel ran out of rooms, so we had to double up. [Late 1700s]
1. To bend at the waist suddenly, out of pain or intense laughter: We doubled up in laughter watching the old movies.
2. To cause someone to bend at the waist suddenly, as out of pain or intense laughter: That joke absolutely doubled me up!
3. To arrange something in pairs: We doubled up the children in the downstairs bedrooms.
4. To be arranged in pairs: The children doubled up, and each pair took a turn on the swings. If the crew doubles up, they can finish this job in half the time.
5. To do or use twice as much of something as usual: I didn't go to the gym yesterday, so I'm doubling up on my workout today. The clothes are filthy, so double up on detergent.
6. To share between two people something meant for one: There aren't enough beds for everyone, so they had to double up.
7. To perform two functions simultaneously: The new band has a lead singer who doubles up on keyboards. My key ring doubles up as a bottle opener.