Procure por qualquer palavra, como wyd:
 
1.
used to reinforce a statement as being factual

possibly a derivitive of "my word is my bond"
Person 1: Ewww, stay away from that one, she's a skank-ass bitch.

Person 2: No shit?

Person 1: That's my word!
por insanemilkman 13 de Abril de 2004