Napper, the head
Ne’er a face but his own, not a farthing in his pocket
Newlicks, or Noolucks, a person not known, an imaginary being, said to be a kin to Joe, Cheeks, &c.
Nibble, thieve, steal
Nicks, nothing
Nim, to steal
Nimmer, a thief of the lowest order
Niggers, fellows who clip and file gold coin
Nig, clipping of money
Nick it, to win a wager