Kolla upp vilket ord som helst, t.ex. the eiffel tower:
1. an affirmative response
2. a noise made out of habbit
"Hey John can you pass me that?"

av Squishmanchu 25 februari 2006
Meaning excitment or agreament.
Bob: I got an A on my test today!

Joe: REAH! Thats awsome!
av unknown 3 november 2004
hot liquid diarreah spraying out of a blown open anus
man i gotta spray reah
av x 26 augusti 2003