A GEI person is a Generally Excellent Individual. This is derived from the Japanese word gei, which means talent - most frequently heard in the phrase "tokubetsuna gei", which is a unique social party/parlor trick.
*Kyle makes a clever joke which utilizes a pun, but makes himself look like a fool*
Erik: Kyle, you are G.E.I. ya' gei bastard.
Erik: Kyle, you are G.E.I. ya' gei bastard.
by Hydracloricacid January 28, 2011
Someone who is an absolute beast. A trooper that powers through everything (George Emmett Illingworth).
by G.E.I. Fan April 16, 2023