Definition of "Thong" :

noun: a backless sandal held to the foot by a thong between the big toe and the second toe

noun: minimal clothing worn by stripteasers; a narrow strip of fabric that covers the pubic area, passes between the thighs, and is supported by a waistband

noun: leather strip that forms the flexible part of a whip

noun: a thin strip of leather; often used to lash things together

noun: underpants resembling a G-string; worn by women especially under very tight pants

"She wore thongs in her quest for the callipygian ideal."