"bogswamp" is the more formal way of saying "swamp-ass" (the scientific name); it means someone is so horrendously ugly and sweaty that they get a swamp between thys ass cheeks.
On more then one ocasion bogswamp's are know to have addictions, most studies show that the main one is pornogrphy (Pee-yew! 𤢠)
"Bro did u see ian today"
"ew now that you mention it i did, hes a total bogswamp"