The Collaborative International Dictionary
Fubby
Fubby \Fub"by\, Fubsy \Fub"sy\a. Plump; chubby; short and stuffy; as a fubsy sofa. [Eng.]
A fubsy, good-humored, silly . . . old maid.
--Mme.
D'Arblay.
Wiktionary
fubby
a. plump or chubby