A terminal sealing member is provided which includes a shaft portion and a flange disposed on the shaft portion and attached to a terminal slidable in a front-rear direction, an urging member which is attached around the shaft portion and urges the flange forward, an elastic tubular member which includes a central hole into which the shaft portion is slidably inserted and has the urging member embedded therein, and an elastic adhering member which includes a central hole into which the shaft portion is slidably inserted and is attached to front and back ends of the elastic tubular member.