noun
in the confusion of the moment; taking advantage of the confusion
Used when someone does something sneaky or opportunistic while everyone is distracted or in chaos. Often implies a slightly underhanded act.
火事のどさくさ紛れに泥棒が入った。
A thief broke in during the confusion of the fire.
彼はどさくさ紛れに彼女の電話
He took advantage of the confusion to get her phone number.