Bedeutung von “hot up” — Learner’s Dictionary

hot up

UK informal phrasal verb with hot us uk /hɒt/ verb present participle hotting, past tense and past participle hotted

If a situation or event hots up, it becomes more exciting and more things start to happen:

The competition is really hotting up now.

(Definition von “hot up” aus dem Cambridge Learner's Dictionary © Cambridge University Press)