buckle up - definition and synonyms

phrasal verb
present tense
I/you/we/theybuckle up
he/she/itbuckles up
present participlebuckling up
past tensebuckled up
past participlebuckled up
  1. 1
    [intransitive] to fasten your seat belt in a car, plane etc
  2. 2
    [intransitive/transitive] same as buckle1 (sense 1)

    Buckle up your case.

See also main entry: buckle