- informal a lesbian who adopts a boyish appearance or manner
C20: modified spelling of boy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for boi
This has procured him, from the Arabs, the name of the Pre-au-bton, (the father with the stick:) Bour--boi.