bus ‧ ti ‧ er /ˈbʌstieɪ, ˈbʊs- $ buːsˈtjeɪ, bʌs-/ BrE AmE noun [countable]
[ Date: 1900-2000 ; Language: French ; Origin: buste ; ⇨ ↑ bust 2 ]
a tight piece of clothing that women wear on the top half of the body, which does not cover their shoulders or arms