English edit

Etymology edit

smart +‎ mouth

Noun edit

smartmouth (plural smartmouths)

  1. One who makes disrespectful, flippant remarks; a smart-aleck.

Verb edit

smartmouth (third-person singular simple present smartmouths, present participle smartmouthing, simple past and past participle smartmouthed)

  1. To reply to in a disrespectful, flippant manner.

Related terms edit