Definitions

1. adjective

having or characteristic of masculine strength or ruggedness, especially in appearance or behavior

“She had a butch haircut, which made her look more masculine.”

2. noun

a woman who has a masculine appearance or mannerisms, often as part of a lesbian identity

“The butch at the bar caught my eye because of her bold fashion sense.”

3. verb

to give (something) a butch appearance or style

“She butched up her outfit by adding a leather jacket.”