Wasting time, lazing around, procrastinating. When you're supposed to be somewhere, and you're late, you're dogfucking.
Note this definition has nothing to do with actually having sex with canines.
An aircraft electrician serving the Royal Air Force.
WHY?
Because they do, there is an urban myth in the RAF that recounts a tale of an aircraft electrician that was caught having sex with a dog.
Pilot: I ave a problem with the NR indicator.
Line Swine: I'll get a dogfucker to come and have a look at it for you