Butch
来自Big Physics
mid 19th century: originally US dialect, short for butch knife, in the sense ‘a butcher's knife’; the current senses date from the mid 20th century.
wiktionary
Originally, it was probably used as an abbreviation of butcher. Later, in the 1940s, the sense “masculine lesbian” developed.
etymonline
butch (n.)
"tough youth," 1902, first attested in nickname of U.S. outlaw George Cassidy (1866-?), probably an abbreviation of butcher (n.). Sense of "aggressive lesbian" is by 1940s. As an adjective by 1941.
