• Definition for "belt up"
  • Sentence for "belt up"
  • Urban Dictionary for "belt up"

belt up definition

  • verb:
    • To fasten your seat-belt.
    • To stop chatting or chattering; shut up.
    • will not talk or end talking; autumn quiet
53 votes

How would you define belt up?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!