on one's toes

listen to the pronunciation of on one's toes
English - English
attentive, active, busy or alert

I keep my students on their toes with pop quizzes.

(deyim) Alert
ready and waiting
be on one's toes
(Ev ile ilgili) Ready to act; alert
be on one's toes
(deyim) Be Alert
on one's toes
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