凸槌

tūchuí
  1. (slang) (Tw) to mess up
  2. to screw up

CEDICT

slang taiwan

Entry Composition

1 凸 tū
  1. to stick out; protruding; convex; male (connector etc)
  2. Taiwan pr. tú
2 槌 chuí
  1. mallet
  2. pestle
  3. beetle (for wedging or ramming)