noun, noun which may take the genitive case particle 'no'
slender figure; slim build
Describes a person's physique as slender or slim, often with a positive or neutral connotation. Can be used as a noun or with の to modify another noun.
She has a slender figure and looks good in any clothes.
A slim-built man is working as a model.
Compound of 優 (やさ, 'gentle, graceful') and 形 (がた, 'shape, figure'). The exact historical derivation is uncertain, but the combination suggests a graceful or elegant physique.