1. second gentleman - Noun
2. Second gentleman - Proper noun
Second Gentleman
The male spouse of the second-in-command or first in the line-of-succession of a political jurisdiction.
The Second Gentleman is the husband of the Vice President of the United States.
second gentleman (plural second gentlemen)
A man that is or was a spouse of the political second-in-command or first in the line-of-succession of a political jurisdiction.