Mid 19th century initial letter of quantity.
nounplural noun Qs, plural noun Q's
1The seventeenth letter of the alphabet.‘I encountered some difficulty when required to pronounce the letter Q.’
- ‘The Q virus infects the letter Q on your machine, causing potential damage to any document with a Q in it.’
- ‘The glossy alabaster white embossment was the silhouette of a horse with the letter Q on its flanks.’
- 1.1Denoting the next after P in a set of items, categories, etc.‘Each element of the set Q occurs exactly once in each row and each column of the table.’
- ‘All of the currently considered stocks in group q remain in the portfolio.’
1Quarter (used to refer to a specified quarter of the financial year)
- ‘we expect to have an exceptional Q4’
2Queen (used especially in describing card games and recording moves in chess)
- ‘17 Qb4’
- ‘Q: What's the problem? A: I don't feel well’
Denoting the hypothetical source of the passages shared by the gospels of Matthew and Luke, but not found in Mark.
Probably from German Quelle ‘source’.