kib ‧ itz /ˈkɪbɪts/ BrE AmE verb [intransitive] American English informal
[ Date: 1900-2000 ; Language: Yiddish ; Origin: kibitsen , from German kiebitzen , from kiebitz 'lapwing' (type of bird that makes a lot of noise) ]
1 . to make unhelpful remarks while someone is doing something
2 . to talk about things that everyone already knows in a boring way:
incessant philosophical kibitzing
—kibitzer noun [countable] :
the usual crowd of kibitzers