He always acts like an armchair quarterback during the games.
armchair quarterback
Frequency:
70
%
Don't be such an armchair quarterback and get out there and play yourself.
Idiomatic Expressions for armchair quarterback
Phrase: armchair quarterbacking
Meaning: the act of offering advice or criticism from a position of inactivity or safety
Usage: Stop armchair quarterbacking and actually get out there and try to make a difference.