- (military aviation) To run out of ammunition, requiring return to base.
1990, G. C. Hendricks, The second war, page 52:
- We go Winchester before we go target." Winchester was thirty-thirty, the UHF frequency we used in flight school when we were both flying solo
2007, Steve Call, Danger close: tactical air controllers in Afghanistan and Iraq, page 149:
- He had come from another controller, so he only had two Mavericks and [his wingman] had four Mk-82s, so they went Winchester pretty quick.
2009, Ed Macy, Apache: Inside the Cockpit of the World's Most Deadly Fighting Machine, page 321:
- Nobody had gone Winchester before - Charlotte and Tony had just made British Apache history. Billy sent our ammo requirements to Kev Blundell in Bastion