A rather new word, being the alternative, for sweaty with a strong hint of body odur, obese, in denial about sexuality, and overall Fucker, meaning it's basically a disease. This is a very rare condition, and can cause exsesive spamming, and also lets off extreme friend repelling effects.
If you see what you expect may be a burngun, do not approach, as it's painful stench could even kill the 'already dead', and also, you may get lost and suffocate in the incredible ammount of extra skin coated around the body.
Other names for this include 'Atlas Boy', and 'General Fat Bastard'.
1) If you don't stop eating those doughnut's your gonna become burngun.
2) "I saw a burngun near the telephone box yesterday".
"Did you, good job you didn't approach it, you could have died....they bloody stink!!