bull dyke

noun Slang: Disparaging and Offensive.
  1. 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

Usage note

See dyke2.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for bull-dyke

bull dyke

noun
  1. 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

Word Origin and History for bull-dyke
n.

also bulldyke, 1926, from bull (n.1) + dyke.

Online Etymology Dictionary, © 2010 Douglas Harper