unentertaining
adjEtymology From un- + entertaining.
1
Not entertaining; dull.
- It had amused the blind man to accept the invitation to give the annual Stalworthy lecture […] but more than once before he was through the unentertaining business he cursed the moment of good-natured assent.1927, Ernest Bramah [pseudonym; Ernest Brammah Smith], Max Carrados Mysteries:
- Derived terms
- unentertainingly