something one says to another one who says something stupid. something one says to another one who tries to make a funny joke but cant cause they're are a goddamn retard
Similar to UnF! (see unf) ReH! is a word used in compensation for "Yes" or "Hello" or if someone askes you a question you can not, or wish not to answer you may reply with "ReH!" to buy yourslef some time. Also extremely usefull for answering the telephone.