n.
Pronunciation: ( ˌ )d ā - ˌ kä-l ə - ' täzh, ( ˌ )d ā - ˌ ko ̇ l- ' täzh, ˌ de-kl ə -
Function: noun
Etymology: French, action of cutting or wearing a low neckline, from décolleter
Date: 1894
1 : the low-cut neckline of a dress
2 : a décolleté dress
3 : 1 BUST 2