大蝦

prawn / (Internet slang) expert / whiz

see 大夫[dai4 fu5]

big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)

see 蝦蟆|虾蟆[ha2 ma5]

shrimp / prawn