I. adjective
1.
containing fat especially in unusual amounts
a rather fatty steak
Synonyms: adipose, fat
Related Word: blubbery, lardy, suety
Antonyms: lean
2.
having the qualities of fat
the constant frying left a fatty deposit on the kitchen woodwork
Synonyms: greasy, oily, oleaginous, unctuous
II. noun
a fat person
fatties trying to diet
Synonyms: blimp, butterball, dumpling, ||fatso, ||tub
Related Word: overweight; pudge, roly-poly, strapper; potbelly
Idioms: tons of fun
Antonyms: skinny