Earl of Cork
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
The ace of diamonds.
Register: slang
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Sense 2
Meaning · English
the ace of diamonds.—Hibernicism.
Era: ca. 1874 (Victorian)
Where it’s used:
Origin
British & Irish English
Sources & notes
Historical definition reproduced from Hotten’s The Slang Dictionary (1874, public domain; Project Gutenberg #42108, retrieved 2026-07-31). Reflects the attitudes of its era.
Common questions
What does “Earl of Cork” mean?
The ace of diamonds.
Is “Earl of Cork” formal or informal?
Earl of Cork is generally slang.