"bustier" in the noun sense
a close-fitting and strapless top without sleeves that is worn by women either as lingerie or for evening dress
"bustier" in the adjective sense
1. bosomy, busty, buxom, curvaceous, curvy, full-bosomed, sonsie, sonsy, stacked, voluptuous, well-endowed
of a woman's body) having a large bosom and pleasing curves
"Hollywood seems full of curvaceous blondes"
"a curvy young woman in a tight dress"
Source: WordNet® (An amazing lexical database of English)
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