underwear [1]
Garments worn next to the skin and under other garments.
bikini briefs 
Snug-fitting briefs, low-cut on the hips and high-cut on the thighs.
briefs 
Short legless undergarment with elastic at the waist and thighs and a fly.
crotch 
Part of the briefs that goes between the legs.
elasticized leg opening 
Opening that is edged with elastic so it fits snugly around the thigh.
fly 
Opening in the front of the briefs.
waistband 
Strip of elasticized material fitting snugly over the hips to hold the garment in place.
drawers 
Undergarment covering the legs; it has a waistband and is gathered at the ankles with fine ribbing.