大蝦

大虾
dàxiā
  1. prawn
  2. (Internet slang) expert
  3. whiz

CEDICT

internet slang

Entry Composition

1 大 dà
  1. big; large; great
  2. older (than another person)
  3. eldest (as in 大姐 dàjiě)
  4. greatly; freely; fully
  5. (dialect) father
  6. (dialect) uncle (father's brother)
2 蝦 xiā
  1. shrimp
  2. prawn