tip·toe / ˈtipˌtō/ • v. (-toes, -toed, -toe·ing) [intr.] walk quietly and carefully with one's heels raised and one's weight on the balls of the feet: Liz tiptoed out of the room.PHRASES: on tiptoe (or tiptoes) (also on one's tiptoes) with one's heels raised and one's weight on the balls of the feet, esp. in order to move quietly or make oneself taller: Jane stood on tiptoe to kiss him the children danced on their tiptoes.

tiptoe (pl.) the tips of the toes. XIV; adv. XVI. f. TIP1 + TOE.