An over-emphasis of the word "yeah"
Usually used in times of great happiness or for the
funnies. The "No" of "BYEAH" is not "
BNO" as that just sounds silly, the word is "
BANANA"
Alisa to Dan
Alisa: Have fun at
the gig last night?
Dan: BYEAH!
Alisa then punches Dan and
elbows him in the side of the head