thong

Origin

From Middle English thong, thwong, thwang, from Old English þwong, þwang (“thong, band, strap, cord, strip of leather; phylactery”), from Proto-West Germanic *þwangi, from Proto-Germanic *þwangiz, *þwanguz (“coercion, constraint, band, clamp, strap”), from Proto-Indo-European *twenk- (“to squeeze, press, pressure”). Cognate with Scots thwang, thwayng, thang (“thong”), Middle Low German dwenge (“clamp, jaws, steel-trap”), German Zwinge (“vise, clamp”), Danish tvinge (“clamp”), dialectal Norwegian tveng (“shoestrap, shoelace”), Icelandic þvengur (“strap, thong, latchet”).