louse - definition and synonyms

verb 

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/laʊs/
present tense
I/you/we/theylouse
he/she/itlouses
present participlelousing
past tenseloused
past participleloused

phrasal verb

louse up

present tense
I/you/we/theylouse up
he/she/itlouses up
present participlelousing up
past tenseloused up
past participleloused up
mainly American informal
  1. 1
    [transitive] to spoil something
  2. 2
    [intransitive] to do something badly