Origin: 1250–1300; (v.) Middle English atiren < Anglo-French atirer,Old French atirier, verbal derivative of a tire into a row or rank (see a-3, tier1); (noun) Middle English atir < Anglo-French, noun derivative of the v.
Related forms
re·at·tire, verb (used with object), -tired, -tir·ing.
c.1300, from O.Fr. atirier "to equip, ready, prepare," from a- "to" + tire "order, row, dress" (see tier). The noun is attested from c.1300. Related: Attired.