From Longman Dictionary of Contemporary Englishcram something ↔ in (also cram something into something) phrasal verbto do a lot of activities in a short period of time SYN pack in We crammed in as much sightseeing as possible during our stay in New York. → cram→ See Verb table
Examples from the Corpus
cram in• Also on the train are schoolchildren, boys and some girls, heading home from after-hours cram schools.• If Virginia Street seemed to stretch the material to fill the space, this second play seems to cram it in.• Taylor held himself to an impossibly arduous schedule, apparently experimenting with it, the better to cram everything in.• The window was crammed with sweets in boxes and glass jars and she kept an amazing selection.• I went to her room, grabbed her clothes and crammed them in her suitcases.• Sons of louts grappled with the coffin in vain; they could neither cram it in nor twist it out.• The varieties being produced amount to a cram course in West Coast geography.• At least you won't have to cram a printer in your briefcase as well as lug a portable over your shoulder. 