"act or fact of being towed" is recorded from 1622. Towaway, in ref. to parking zones, is recorded from 1956.
"coarse, broken fibers of flax, hemp, etc.," late 14c., probably from O.E. tow- "spinning" (in towlic "fit for spinning"), perhaps cognate with Gothic taujan "to do, make," M.Du. touwen "to knit, weave." Tow-head, in ref. to tousled blond hair, is recorded from 1830.
O.E. torr, from L. turris "high structure" (cf. O.Fr. tor, 11c.; Sp., It. torre "tower"), possibly from a pre-I.E. Mediterranean language. Also borrowed separately 13c. as tour, from O.Fr. tur. The modern spelling first recorded in 1520s. Meaning "lofty pile or mass" is recorded from mid-14c. The verb
is attested from c.1400.