also: パンチ・パーマ
noun
punch perm; curly men's hairstyle
A tight, curly permanent wave for men, strongly associated with yakuza, delinquents, or tough-guy stereotypes in Japan. Wasei-eigo from 'punch permanent'.
wasei-eigo (Japanese-coined English), from punch permanent
彼はパンチパーマをかけている。
He has a punch perm.
あのパンチパーマの人はちょっと怖そうだ。
That guy with the punch perm looks a bit scary.
パーマ is a general perm, while パンチパーマ specifically refers to the tight, curly style associated with tough-guy imagery.
Wasei-eigo from English 'punch permanent', referring to a tight, curly permanent wave hairstyle.