jammed up

jam up

1. To clog or obstruct something. Ugh, who jammed up the printer this time?
2. To quickly move or push something upwards. In this usage, a noun or pronoun can be used between "jam" and "up." Hey, be careful! If you jam those boxes up, you'll break something. I jammed the stick up a few times but couldn't get the ball out of the tree.
3. To cause something to clog or obstruct something else. In this usage, a noun or pronoun can be used between "jam" and "up." Ugh, what jammed the printer up this time? Oh, some crumpled pieces of paper.
See also: jam, up

jammed up

1. and jammed mod. in trouble. (From in a jam.) He got himself jammed up with the law.
2. mod. glutted; full of food or drink. I’m jammed up. I can’t eat another bite.
See also: jam, up