from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An armed aircraft, such as a helicopter, that is used to support troops and provide fire cover.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A ship equipped with heavy artillery.
- n. An armed helicopter tasked to attack the enemy.
- n. (military) A transport airplane equipped with large calibre guns typical of armoured fighting vehicles
From gun + ship. (Wiktionary)