English

Noun

only son ‎(plural only sons)

1. Used other than as an idiom: see only,‎ son.

   He was the only son to go to college.

2. A sole male child among multiple siblings.
   • 1991 November 18, Alessandra Stanley, “The Symbols Spawned by a Killing”, in New York Times:

     Mr. Doyle, an only son, grew up with the undivided attention of affectionate parents and two doting sisters.

Translations

See also

• only child
• only daughter