Definition of malky in English:

malky

noun

Glasgow, Scottish
slang
  • A weapon; especially an open razor used as a weapon.

verb

Glasgow, Scottish
slang
  • with object To do violence to (a person), especially to wound with an open razor.

Origin

1970s. Origin uncertain; perhaps shortened from Malcolm Fraser (or Frazer), presumed rhyming slang for ‘razor’, although this is otherwise unattested and no connection with any person of this name has been established<br>1970s. From malky.

Pronunciation

malky

/ˈmalki/