Idiom: On One's ToesCheck definitions of...ononestoesMeaningsHow to pronounce "on one's toes":AU Your browser does not support the audio element. Attentive, active, busy or alert.A-Z Proximitieson one's kneeson one's last legson one's lonesomeon one's ownon one's tod on one's toes on one's watchon opposite sides of the barricadeson pins and needleson purposeon second thoughtSimilar Idiomscock one's toeson one's toeskeep someone on their toesstep on someone's toestoes uptread on someone's toesSimilar Phrasespigeon toessquare toes