To provide a washing machine which can prevent the malfunction of siphonage in advance even if much fabric conditioner is accidentally put in, and can cancel a decrease in efficiency of washing.

The device has a fabric conditioner storage tank equipped with a siphon and a tank wall forming the fabric conditioner storage tank, and the siphon is characterized by that the bottom of an overflow mouth of the fabric conditioner attached to the tank wall is lower than the upper end of a siphon tube in the fabric conditioner feeding device which has the siphon tube and a siphon cap covering the siphon tube.