PERM Meaning of PERM in English 1. n. & v. --n. a permanent wave. --v.tr. give a permanent wave to (a person or a person's hair). Etymology: abbr. 2. n. & v. colloq. --n. a permutation. --v.tr. make a permutation of. Etymology: abbr. Oxford English vocab. Оксфордский английский словарь. 2012