noun Slang: Disparaging and Offensive.
a contemptuous term used to refer to a lesbian who is notably masculine or assertive in manner or appearance.
Origin of bull dyke
First recorded in 1925–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for bull-dyke
slang a lesbian who is markedly masculine
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