crash course

Definitions of crash course
1

n a rapid and intense course of training or research (usually undertaken in an emergency)

“he took a crash course in Italian on his way to Italy”
“his first job was a crash course in survival and in learning how to get along with people”
Synonyms:
crash program, crash programme
Type of:
course of study, curriculum, program, programme, syllabus
an integrated course of academic studies

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