frumpy (adj.)
1746, "cross-tempered," probably from the frumps (n.) "bad temper" (1660s) and an earlier verb meaning "to mock, browbeat" (1550s), of obscure origin, perhaps imitative of a sneer or derisive snort. See also frump.
What does frumpy mean in slang?
: dowdy, drab: such as. a : dressed in an unattractive way He's a frumpy dresser.
What does frumpy mean in England?
Meaning of frumpy in English
(of a person or their clothes) old-fashioned and not attractive: I felt fat and frumpy.