Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

the heat is on

slang

Definition

If you say the heat is on, you mean that a time of great activity and/or pressure has begun: With only months to go before the deadline, the heat is on.Experiencing difficulties
(Definition of the heat is on from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Browse related topics

You are looking at an entry to do with Experiencing difficulties, but you might be interested in these topics from the Easy and difficult topic area: