loosen up - definition and synonyms

phrasal verb
present tense
I/you/we/theyloosen up
he/she/itloosens up
present participleloosening up
past tenseloosened up
past participleloosened up
  1. 2
    [intransitive] informal to relax, or to become less serious

    Loosen up a little, will you!

See also main entry: loosen