The act of screwing (literally and/or figuratively) another in an intentionally dominating fashion so as to derive pleasure from the message being sent.
Why is our dog humpfucking the shit out of all the other dogs in the playpen? We'll get kicked out for sure!
The New England Patriots humpfucked the New York Jets to end the 2018 NFL regular season, 38-3.
Sorry guys, can't hang out tonight. I gotta humpfuck Chastity so hard tonight that she'll forget what her name meant!
Refers to an ass that is so phat, everyone in the room takes notice. You can't hide a dumptruck, you just gotta appreciate it. Dumptruck booties often jiggle while walking, are noticeable under any kind of clothing and attract the attention of masses.
Most notable when wearing skinny jeans, yoga pants, leggings, thongs or better yet; nude, a dumptruck is often perceived as very attractive and sexy.
a colorful variant of the words idiot, stupid, retard, moron, imbecile, dope etc... meaning literally that the person is roughly as intelligent as a 50 ton dumptruck