English edit

Etymology edit

knack +‎ -y

Adjective edit

knacky (comparative more knacky, superlative most knacky)

  1. (UK, dialect) Having a knack; cunning; crafty.
    • 1830, Alexander Campbell, Perkin Warbeck:
      I spak about to your highness, and a weel clinkit commodity it seems to me to be: he's a bit knacky clever body, that same Willie Dunbar

References edit