Define decollete. decollete synonyms, decollete pronunciation, decollete translation, English dictionary definition of decollete. adj. 1. Cut low at the neckline: a décolleté dress. 2. Wearing a garment that is low-cut or strapless. American Heritage
The meaning of DÉCOLLETÉ is wearing a strapless or low-necked dress. How to use décolleté in a sentence.