lock out - definition and synonyms

phrasal verb [transitive]
present tense
I/you/we/theylock out
he/she/itlocks out
present participlelocking out
past tenselocked out
past participlelocked out
  1. 1
    to prevent someone from coming into a room or building by locking the door

    She locked him out of the house after an argument.

    I’ve locked myself out again – could I use your phone?

  2. 2
    if a company locks out its workers, it closes their place of work so that they cannot go to work until they agree to the employer’s conditions
See also main entry: lock