the heat is on
slangIf 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.
Thesaurus: synonyms and related words
Experiencing difficulties
- be
 - be (caught) between a rock and a hard place idiom
 - be climbing the walls idiom
 - be for the high jump idiom
 - be/come up against a brick wall idiom
 - creek
 - difficulty
 - embattled
 - fall into sth
 - flounder
 - frying pan
 - leg
 - on a razor edge idiom
 - out of the frying pan into the fire idiom
 - patch
 - pickle
 - pressed
 - pushed
 - ride
 - thin
 
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