Antonyms of adj chubby

1 sense of chubby

Sense 1
chubby, embonpoint, plump -- (sufficiently fat so as to have a pleasing fullness of figure; "a chubby child"; "pleasingly plump";)

INDIRECT (VIA fat) -> thin, lean -- (lacking excess flesh; "you can't be too rich or too thin"; "Yon Cassius has a lean and hungry look"-Shakespeare)

Similarity of adj chubby

1 sense of chubby

Sense 1
chubby, embonpoint, plump -- (sufficiently fat so as to have a pleasing fullness of figure; "a chubby child"; "pleasingly plump";)
       => fat (vs. thin) -- (having an (over)abundance of flesh; "he hadn't remembered how fat she was")