Definition of (it's) no biggie
- (chiefly US) "Sorry I'm late." "No biggie. I'm not in a hurry."
used as subject of an impersonal verb that expresses a condition or action without reference to an agent
used with many verbs as a direct object with little or no meaning
: the player in a game who performs the principal action of the game (such as trying to find others in hide-and-seek)
: one that is big and often important
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