nicker

Short definition from Wiktionary

Noun

1. 1
   Pound sterling.
2. 2
   A soft neighing sound characteristic of a horse.
3. 3
   A snigger or suppressed laugh.
4. 4
   One of the night brawlers of London formerly noted for breaking windows with halfpence.
5. 5
   The cutting lip which projects downward at the edge of a boring bit and cuts a circular groove in the wood to limit the size of the hole that is bored.
6. 6
   Someone who nicks (steals) something, a thief.
7. 7
   A type of mythological sea creature or sea monster; also, a water sprite; a nix or nixie; a mermaid or merman.
8. 8
   Hippopotamus.
9. 9
   nigger.

Verb

1. 1
   To make a soft neighing sound characteristic of a horse.
2. 2
   To produce a snigger or suppressed laugh.
3. 3
   To snatch or steal.