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3. be as dull as dishwater

be as dull as dishwater

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be as dull as dishwater

To be 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.

See also: dishwater, dull

be as dull as dishwater/ditchwater

  (informal)

to be very boring He loved the book but I thought it was as dull as ditchwater.

See also: dishwater, dull