British Extremely dull.
More example sentences
- Hertfordshire South West was dull as ditchwater, Bedford was fairly bland and Suffolk South was a safe seat of the most tedious kind.
- My option now is to use this boredom to concentrate more on the degree, although the latest book on animal rights is as dull as ditchwater now.
- Needless to say, it undoubtedly oozes discreet layers of sub-text, but like a lot of dialogue concealing deeply-hidden meanings, it's as dull as dishwater to read or hear unless it's artfully reinterpreted.