The new vests have received complaints for offering little room in the chest area, making them painful for bustier employees.
Mary, Queen of Scots on Reign is more likely pop off a bustier than a one-liner.
Her sensibilities tend more toward, say, an Agent Provocateur bustier than business wear.
A brassiere that enhances the size of the breasts: a sex-bomb blonde in a push-up bustier/ So it's jarring when she hands you a short rubber skirt and bustier
[1990s+; fr French, ''strapless brassiere'']
Having large breasts; bosomy; chesty: But she looked like the others, busty, too slender, bony hips (1940s+)