Definition of pin-hooker in English:

pin-hooker

Pronunciation /ˈpɪnˌhʊkə/

noun

informal US
  • 1A speculator who buys tobacco when the price is low, in the expectation of selling it on later at a profit.

  • 2Horse Racing
    A person who buys livestock (now especially a very young racehorse) cheaply, in the expectation of selling it on later at a profit.

Origin

Late 19th century; earliest use found in Landmark (Statesville, North Carolina). From pinhook + -er.