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1. Someone who acts as an expert but clearly isn't.

2. Knowingly guessing at a response but speaking with conviction. A combination of Faux (fake) and SME (subject-matter-expert) (Pronunciation: \ˈfō-smē\). It can be used as an adjective or a verb.
You: "I wonder how long it took to build this roller coaster?"
Fauxsme: "I bet it took 40 guys at least 3 months to finish this off."
You: "Don't be a fauxsme, you clearly have no idea whatsoever."

Or

If I had to fauxsme this one, I'd bet it took 40 guys at least 4 months to finish this off.
fauxsme by DeuceOfSpades June 13, 2010
Related Words

Fauxsexual

A heterosexual person who pretends to be gay/lesbian/bi and kisses the same gender in public in order to receive attention.
Did you see Britney and Madonna's fauxsexual kiss?
Fauxsexual by Eric_CA May 21, 2008
Regarding one's own behavior or oneself as "awesome" when in fact the behavior is misguided, or embarrassing, or one is really living a thinly-veiled life of mediocrity and fear.
The hipster was convinced that he was completely awesome, but those around him knew he was fauxsome, with no real ideas or action to back him up.
Fauxsome by SnarkGirl January 12, 2012

Fauxsher 

A Jewish person who pretends to keep kosher, but privately eats bacon and other non-kosher food.
My aunt Seena won't mix milk with meat during her Rosh Hashanah dinner, but I've seen her eat lobster plenty of times. I guess that's just fauxsher.
Fauxsher by The_Blaconator October 6, 2011
When something is deemed terribly and irrefutably wrong or unbecoming.
Rog bragged to everyone about how he was going to jump out of the plane, but he pissed his pants and chickened out at the last minute. He was so fauxsome.
It is said of the situation where a person has the bad luck to make contact with his testicles against an undefined surface or object, intentioned or not.
Given the nature of the word, it is more appropriate to design cases where the interaction is made with a moving object, for example, a ball.
Although it is extremely painful for the victim, it tends to be considerably funny to people who witness it.
Today in the baseball game the pitcher took a nutshot; the baseball hit him in the nuts.

Man, I just watched the funniest nutshot video ever.
Nutshot by Uberflaven March 1, 2009
Word of the Day on June 26, 2026