loose on - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theyloose on
he/she/itlooses on
present participleloosing on
past tenseloosed on
past participleloosed on

or loose upon

  1. loose something on/upon someone/something to suddenly let something bad or unpleasant have its full effect on someone or something in an uncontrolled way
See also main entry: loose