as dull as dishwater
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Related to as dull as dishwater: dull as ditchwater, dull as ditch water
(as) dull as dishwater
Very boring or unexciting. This phrase is often used to describe a person. My date with Dave was not great—he is as dull as dishwater. I fell asleep during that movie because it was as dull as dishwater. That lady is nice enough, but she's just dull as dishwater. Like, I didn't need a 10 minute recap about how she almost lost her keys this morning.
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
(as) dull as dishwater
mod. very dull. Life can be as dull as dishwater.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.