まゆにつばをぬる
眉に唾を塗る
to keep one's wit about one; to be on one's guard; to be wary; to keep on one's toes
N3Expression
Expression, Godan verb (ru ending)
to keep one's wit about one•to be on one's guard•to be wary•to keep on one's toes
to keep one's wit about one; to be on one's guard; to be wary; to keep on one's toes