Knickers may refer to the following:
1. Long bloomers formerly worn as underwear by women and girls.
2. Chiefly British Panties.
3. Full breeches gathered and banded just below the knee.
4. three-quarter length undergarments
5. A woman's or girl's undergarment covering the lower trunk and having separate legs or leg-holes. Knickers is a contraction of knickerbockers.