(isim) gaf, falso

listen to the pronunciation of (isim) gaf, falso
Турецкий язык - Английский Язык
flub
to goof, fumble, or err; especially to execute or perform poorly

The actor made a grand entrance, but promptly flubbed his line.

{i} rude mistake, blunder, bad job (Slang)
an embarrassing mistake
to make a mistake or do something badly = fluff, mess something⇔up
a mistake, an error, especially in performance
{f} do a bad job, make a blunder, make a rude mistake (Slang)
make a mess of, destroy or ruin; "I botched the dinner and we had to eat out"; "the pianist screwed up the difficult passage in the second movement"