蝦男

虾男
xiānán
(slang) a guy who is like a prawn: yummy body, but not so appealing above the neck

CEDICT

slang

Entry Composition

1 蝦 xiā
  1. shrimp
  2. prawn
2 男 nán
  1. (bound form) male
  2. baron, the lowest of the five ranks of nobility 五等爵位 wǔděngjuéwèi