chuna

the correct pronounciation for tuna, it's not toona

i love chuna, it smells so nice

Bo

B.O, body odour. A nice smelling smell that you get if you don't shower regulary and sweat a lot.
Pronounced as BEE-OH

Woah, who smells of B.O?

blubba

Describing fat or chubby

Look at that person's blubba! BLUBBA BLUBBA BLUBBA!

IM

Instant Message or someone who can't be bothered to use an apostraphe for "I'm" (I am).

"some weirdo just imed me"
"im so lazy, man"