1 [with object] completely fill (a place or container) to the point of overflowing:the ashtray by the bed was crammed with cigarette butts
force (people or things) into a place or container that is or appears to be too small to contain them:it’s amazing how you’ve managed to cram everyone in figurativehe had crammed so much into his short life
[no object] (of a number of people) enter a place that is too small to accommodate all of them:they all crammed into the car
2 [no object] study intensively over a short period of time just before an examination:lectures were called off so students could cram for the semester finals
