A beinging is a word used to describe someone who reads and/or watches gay and furry porn,they may also be sexually attracted to anime characters and they imagine themselves as one of the performers in the gay and/or furry porn.
Beginning, but pronounced by a 25 iq human who can't read.
Another option is to use the word when some one is trying to say something but fails multiple times to let them know they sound stupid
1."so I was in that resta-.. restaron-..."
"Benninging"
2."Brian please read the second paragraph for the class"
"In the dawn of time, in the benninging... Beninging....beni... Yeah! In de benninging"