crash course
A quick, intense course of learning, especially one which is informal or hurried.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
“I took a crash course to learn how to use this software.”
“Since I have to travel to Italy next week, I am taking a crash course in basic Italian phrases.”
“Before the project deadline, the team underwent a crash course in data analysis to ensure they could interpret the complex results accurately.”
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crash dive
An emergency maneuver by a submarine in which it suddenly descends, especially to considerable depth, usually in order to escape an attack or avoid a collision.
- 02
due course
Regular or appropriate passage or occurrence
- 03
horses for courses
Different people are suited for different jobs or situations; what is fitting in one case may not be fitting in another.
- 04
let nature take its course
To permit events to proceed or a situation to develop without intervention or interference.
- 05
matter of course
A natural or logical outcome; perforce.
- 06
par for the course
To be expected; normal; common.
- 07
reverse course
To stop and proceed in the opposite direction.
- 08
stay the course
To persist or continue, especially in the face of difficulties.
Last updated August 10, 2026