Definify.com
Webster 1913 Edition
Nicker
1. 
One of the night brawlers of London formerly noted for breaking windows with half-pence. 
[Cant] 
Arbuthnot.
 2. 
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. 
Webster 1828 Edition
Nicker
NICKER
,Noun.
 Definition 2025
nicker
nicker
English
Noun
nicker (plural nicker)
-  (Britain, slang) Pound sterling.
- This coat cost me 50 nicker.
 
Synonyms
- (pound sterling): pound (standard), pound sterling (standard), quid (slang), sov (slang)
Etymology 2
Noun
nicker (plural nickers)
Verb
nicker (third-person singular simple present nickers, present participle nickering, simple past and past participle nickered)
Synonyms
Translations
Etymology 3
Noun
nicker (plural nickers)
-  (obsolete, slang) One of the night brawlers of London formerly noted for breaking windows with halfpence.
- (Can we find and add a quotation of Arbuthnot to this entry?)
 
- 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.