(1)動詞「払う」の命令形。他動詞
さらに詳しく
(1)拭いて取り除く
(2)削除、消去、消すために印を付ける
(3)mark for deletion, rub off, or erase
(4)remove by wiping
(5)mark for deletion, rub off, or erase; "kill these lines in the President's speech"