noun, noun or participle which takes 'suru'
studying hard; cramming
Casual abbreviation of 猛勉強; used among students to describe intense study sessions, often before exams.
See also: 猛勉強
試験前は毎日猛勉してる。
I'm cramming every day before the exam.
昨日は夜遅くまで猛勉した。
Yesterday I studied hard until late at night.