Definition of Y–gun
: an antisubmarine gun having two barrels that form a fork to permit the simultaneous firing of depth charges on each side of the ship on which the gun is mounted
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of y–gun
1y + gun; from its forked shape
Seen and Heard
What made you want to look up Y–gun? Please tell us where you read or heard it (including the quote, if possible).