/kib"it seuhr/ , n. Informal.
1. a spectator at a card game who looks at the players' cards over their shoulders, esp. one who gives unsolicited advice.
2. a giver of uninvited or unwanted advice.
3. a person who jokes, chitchats, or makes wisecracks, esp. while others are trying to work or to discuss something seriously.
[ 1925-30; 1 ]
Syn. 2. meddler, busybody, snoop.