/twuys/ , adv.
1. two times, as in succession: Write twice a week.
2. on two occasions; in two instances: I phoned him twice.
3. in twofold quantity or degree; in double the amount or degree: twice as much.
[ bef. 1150; ME twies, equiv. to twie twice (OE twige, c. OFris twia, OS tuuio; see TWI-) + -s -S 1 ]