Example: Dom: Hey guys, it looks like i'm the only one who's pulled tonight but I'd be happy for some kind of devil's threesome or triceratops situation?
A sexual position where only the index, middle, and pinky fingers are used. The first two fingers are inserted into the vagina and the remaining one is shoved up the ass.
An ugly female friend who viciously defends her other female friends from engaging in conversation with any male. Traditionally either man-hating gay or profoundly ugly; there appear to be no male triceratops. Attacking is always suicidal. The tactic is generally to lure the friends away from the triceratopsnest so that you can talk to them without being impaled. See also cock block.
A relationship between three people, where all three people are equally involved in the relationship and get along harmoniously. These relationships can involve persons of any gender.
Example: Woman 1 (to Woman 2): You're such a good girlfriend. :
Woman 3: What about me?
Woman 2: You're our girlfriend too.
Woman 1: Yeah, we're a triceratops.
A hairstyle bringing hair from both sides of the head to a zenith mid-cephalon; a hairstyle resembling the horn of the infamous dinosaur, the triceratops.
Example: Sagar, what is that awesome hairstyle called? Oh, its a triceratops. NBD.