heat up - definition and synonyms

phrasal verb
present tense
I/you/we/theyheat up
he/she/itheats up
present participleheating up
past tenseheated up
past participleheated up
  1. 1
    [intransitive/transitive] same as heat2

    I was just heating up some soup.

  2. 2
    [intransitive] if a situation heats up, it becomes more exciting, dangerous, or serious

    The dispute was already heating up.

See also main entry: heat