- an act or instance of warming up: The spectators came early to watch the players go through their warmups. The dancers went through a quick warmup.
- the period before a radio or television broadcast when the audience is entertained so that it will be more receptive to the actual program.
- Also warm up. the time lapse between turning on the power in an electronic component or device and the time it is operable.
- Often warmups. any apparel, especially a sweat suit, worn over other clothing for warmth, chiefly in sports or during preliminary exercise.