It's a dialect pronunciation for "swollen"
When you get injured and you get all swoled It's not actually an accepted word in the English language, as yet. It's a back-formation from swollen. The correct English word would be swelled as in, "My ankle swelled up".
Swell?
The conjugation and adjective from to swell is neither, but rather "swelled" and "swollen".
If you mean slang as in internet slang, then it means "Certified Old Fart".
Garrett mean in cockney slang
Slang is slang It's the s' "LANG " uage.
In old slang, milkshake mean butt.
Cool itself, unless you are using it to mean mildly cold, is a slang word. Just because it is old slang doesn't mean that it is not still slang.
he means what does being a sponge mean in slang
It is slang for having sex.
Dough is a slang word for money.
Soup In Slang Means Ugly.