a strip of material, especially of leather or hide, used to fasten or secure something.
a strip of leather or hide used for whipping; whiplash.
a shoe or slipper fastened to the foot chiefly by a strip of leather or other material passing between the first and second toes and often attaching to another strip of material, as a strap across the instep or around the ankle.
a brief garment for the lower body that exposes the buttocks, consisting of a strip of fabric passing between the thighs and attached to a band around the waist.
O.E. þwong "thong, narrow strip of leather (used as a cord, band, strip, etc.)," from P.Gmc. *thwangaz (cf. O.N. þvengr), from PIE base *twengh- "to press in on, to restrain." As a kind of sandal, first attested 1965; as a kind of bikini briefs, 1990.