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a crash course

Idiom Education

Meaning

a short and intensive course of study

Example Sentences

"I had to take a crash course in programming before starting the job."

Related Expressions

around the clock

all day and all night; continuously

gloss over

to avoid mentioning unpleasant details

roll the credits

to finish something officially

Cross my heart

I swear or promise sincerely.

golden opportunity

a very good chance; rare opportunity

backroom deal

a secret agreement made by powerful people