adjective, mouth·i·er, mouth·i·est.
Examples from the Web for mouthy
I also suspect some people watched the videos in hopes that they would see a mouthy woman get punched in the face.
We call this “Womyning,”and if you have a mouthy teenage daughter, she is probably doing it, too.
“This is going to happen over and over again if nothing is done,” Greenidge told the New York Daily News of her mouthy ordeal.Woman Allegedly Contracts Herpes from Rihanna Lipstick Tester|Misty White Sidell|May 30, 2013|DAILY BEAST
Here's Jones taking technical pointers from a mouthy teenager in a McDonald's ad.New York Times Attack on Olympic Athlete Lolo Jones Unfounded and Unfair|David Roth|August 7, 2012|DAILY BEAST
Because he is a mouthy, insouciant rascal with a great shtick.
Lumley was quite able to do it, for he was truly, as Mr. Marlin had described him, mouthy.The Young Wireless Operator--As a Fire Patrol|Lewis E. Theiss
A mouthy braggart in company is often silent in his own home, and Buzz was no exception to this rule.Cheerful--By Request|Edna Ferber
It passed him by indifferent; and he had ever loathed the mouthy prating of it on others' lips.The Best Psychic Stories|Various