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
(tiptoe round/around) carefully avoid discussing or dealing with (a difficult or sensitive subject):he admits he has never been one to tiptoe around controversial issues
on tiptoe (or tiptoes) (North American also on one's tiptoes)
with one’s heels raised and one’s weight on the balls of the feet, especially in order to move quietly or make oneself taller:Jane stood on tiptoe to kiss him
