[in sing.](informal)a commotion or fuss (非正式)忙亂;喧鬧;騷擾;騷動 he made a great to-do about fetching a cup. 取個杯子他就大驚小怪的。
語源
late 16th cent.: from to do as in much to do, originally meaning ‘much needing to be done’ but later interpreted as the adjective much and a noun; compare with ado