taw (n.)

"a game at marbles," 1709, of unknown origin.

taw (v.)

"to prepare" (leather), from Old English tawian "prepare, make ready, make; cultivate," also "harass, insult, outrage" to do, make," from Proto-Germanic *tawjan (source also of Old Frisian tawa, Old Saxon toian, Middle Dutch tauwen, Dutch touwen, Old High German zouwen "to prepare," Old High German zawen "to succeed," Gothic taujan "to make, prepare"), from Proto-Germanic root *taw- "to make, manufacture" (compare tool (n.)).