leave flat
fail to entertain or stimulate someone, leave someone with no money

[TahlilGaran] Dictionary of Contemporary English ▲

leave flat
fail to entertain or stimulate someone, leave someone with no money
My friend's attempt at making a joke left everyone in the room flat.

[TahlilGaran] English Idioms Dictionary ▲

leave flat
v. phr., informal To quit or leave suddenly without warning when wanted or needed; desert; forsake; abandon.
Sam found that being a member of the trail-clearing group was a lot of hard work, so he left them flat.
My car ran out of gas and left me flat, ten miles from town.
Compare: LEAVE IN THE LURCH, WALK OUT².

[TahlilGaran] English Idioms Dictionary ▲

leave someone flat
fail to entertain or stimulate someone, leave someone with no money
My friend's attempt at making a joke left everyone in the room flat.

[TahlilGaran] English Idioms Dictionary ▲