[ kib-it-ser ]
/ ˈkɪb ɪt sər /
a spectator at a card game who looks at the players' cards over their shoulders, especially one who gives unsolicited advice.
a giver of uninvited or unwanted advice.
a person who jokes, chitchats, or makes wisecracks, especially while others are trying to work or to discuss something seriously.
Origin of kibitzer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for kibitzer
My kibitzer came stalking out of the building, gangling and gawky.Card Trick|Walter Bupp AKA Randall Garrett
1927, agent noun from kibitz.
Online Etymology Dictionary, © 2010 Douglas Harper