The invention relates to the field of articles for daily use, and in particular relates to a multifunctional glass cup, comprising a cup body, a cup cover, a filter plug, a float plug device and a juice squeezing device, wherein the float plug device is arranged at the lower part of the filter plug, and the juice squeezing device is arranged on the cup cover; a No.3 flange and a plug accommodating cavity are arranged at the inner side of the cup body; a rotary notch is also arranged on the filter plug; a No.1 cover cavity, a No.2 cover cavity and a juice outlet plate are also arranged at the upper part of the cup cover; the float plug device comprises a float plug rod, a contact ball, a float ball and a connecting rope; and the juice squeezing device comprises a squeezing block and a juice filter screen. The multifunctional glass cup provided by the invention can achieve two effects of drinking tea and squeezing juice without repeatedly taking up the filter plug in a tea cup, thereby being convenient to use. The multifunctional glass cup reduces troubles in use for people, and is more sanitary.