What is No Duff?
1.
"this is not a drill message" -- implying the following messages are not simulation or exercise related message but of vital and usually life/death importance
"Charlie one five, Zulu four zero, no duff message, Zimmerman is down, Zimmerman is down"
"Zulu four zero, charlie one five, medic on the way"
See
Random Words:
1.
An exchange expressing gratitude between two people who are close to each other in the UK, usually the South West, in a fake American S..
