English

Verb

hot up ‎(third-person singular simple present hots up, present participle hotting up, simple past and past participle hotted up)

1. To heat up:
   1. (Britain) To increase in temperature.

      Wait for the water to hot up before adding the salt.

   2. (idiomatic) To become more heated.

      The choice of a new leader hots up.

   3. To make or become more sexually appealing, enticing or exciting.
      • 1997, Theatre Record, volume 17, issues 18-26, page 1644:

        We move to Twankey's launderette, where the Aladdin/Bathroomdoor romance hots up.

      • 2001, Sayan Chatterjee, It all adds up to love, page 40:

        Arvind and Shiela's romance hotted up.

Synonyms

• (to increase in temperature): heat up
• (to make more sexually appealing): sex up