미국 대학의 남학생 사교 클럽인 fraternity의 줄임말.
A social organization for male students at a college or university; an informal abbreviation for fraternity.
예문:
"He decided to join a frat during his freshman year to meet new people."
"The frat house was known for hosting the loudest parties on campus."
"Many successful alumni maintain strong ties with their old frat brothers."