Meaning of the word "cram for" in English

What does "cram for" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

cram for

US /kræm fɔːr/
UK /kræm fɔːr/

Phrasal Verb

to study hard in a short period of time, especially for an exam

Example:
I need to cram for my history exam tonight.
Many students cram for exams the night before.