subs. (old).—See quots.

1

  c. 1696.  B. E., A New Dictionary of the Canting Crew, s.v. KNACK. … a KNACK-SHOP or Toy-shop, freighted with pretty Devises to Pick Pockets.

2

  1785.  GROSE, A Classical Dictionary of the Vulgar Tongue, s.v. KNICK-SHOP, a toy shop, a nick-nackatory.

3