Top Definition
U.S. Department of Defense (DOD) In air intercept, a code meaning, "I have been unsuccessful," or, "I have no information."
No Joy on a visual.
I even made a trip to the mall to try to find the thing...No Joy.
by TBH999 August 22, 2006
1 more definition
When a controll tower advises a pilot that he has an approacing aircraft. If the pilot does not see the approacing aircraft, after a few seconds, he can reply "no joy".
I have no joy on the approacing aircraft.
by Benchfly September 09, 2010

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