We found 2 dictionaries that define the word gnat's whisker:

General (1 matching dictionary)

1. gnat's whisker: Wiktionary

Slang (1 matching dictionary)

2. gnat's whisker: English slang and colloquialisms used in the United Kingdom

Definitions from Wiktionary (gnat's whisker) ▸ noun:  (slang) Synonym of gnat's (“very tiny thing or distance”) ▸ Words similar to gnat's whisker ▸ Usage examples for gnat's whisker ▸ Idioms related to gnat's whisker ▸ Wikipedia articles (New!) ▸ Words that often appear near gnat's whisker ▸ Rhymes of gnat's whisker ▸ Invented words related to gnat's whisker