look up any word, like the eiffel tower:
french word meaning "i have nothing but water". Now it usually refers to some one who is being a fag, fagatron, loser or just a huge asshole.
Greg is a jay-riendeau, he is such an asshole.
Greg is stealing from little kids, he is acting like a jay-riendeau.
by Tsontor, lord of the underworld February 15, 2008