be as dull as dishwater

(redirected from be as dull as ditchwater)

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
References in periodicals archive ?
WHEN I hear the words green and motoring in the same sentence it sends a shiver down my spine as it usually means the car in question will be as dull as ditchwater.