a person who sucks excessively, particularly on two or more levels. originates from the concept of a Triscuit cracker, which sucks already, (the first level of suckage) being jizzed on to add a second layer of nastiness.
When your dog is misbehaving, you yell "it's a dick triscuit over here" and promptly place your balls on your dogs eyes. You must quickly remove the testes before the dog notices.
Ben: Your dogs bein' a bitch.
Nick: It's a dick triscuit over here.
Josh: Now you see me, now you don't.
Engaging in dangerous acts for the soul reason of consuming a salty, wheat-based cracker. Also slang for taking extreme risks for little reward.
Running in front of an oncoming freight train just to get a quarter on the other side of the tracks. "Dude, there's a train coming what are you doing?" Response: "I'm gonna risk it for the triscuit!"
Also, "They're out of Cheez-its! I'm gonna risk it for the triscuit."