CHUBBY
chubby, embonpoint, plump
(adjective) sufficiently fat so as to have a pleasing fullness of figure; “a chubby child”; “pleasingly plump”
Source: WordNet® 3.1
Etymology
Adjective
chubby (comparative chubbier, superlative chubbiest)
Of a person: slightly overweight, somewhat fat, and hence plump, rounded, and soft.
Synonyms: chunky, plump, podgy, tubby
Of a body part: containing a moderate amount of fat.
Synonyms: chunky, plump, podgy
Noun
chubby (plural chubbies)
A chubby, plump person
(LGBT slang) An overweight or obese gay man.
(slang) A penile erection, especially when short and with a large circumference; a boner.
Source: Wiktionary
Chub"by, a.
Definition: Like a chub; plump, short, and thick. "Chubby faces." I.
Taylor.
Source: Webster’s Unabridged Dictionary 1913 Edition