An erection that is unknown to the public.
I'm glad I didn't wear my sweatpants in class today because I had a secret boner for Ms. Birbalsingh.
by Sexy Supreme December 16, 2006
Get a secret boner mug for your mate Yasemin.
Undercover guests at a brewery who provide honest, first hand feedback about their experience at an establishment.
Andrew was a Secret Hopper at Perennial Artisan Ales and enjoyed a delicious flight and a pint while gathering research.
by secrethopper June 22, 2017
Get a Secret Hopper mug for your guy Paul.
When person has thick hair on their front and back, appearing like they are wearing a sweater. Extremely hairy chest and back. Hair so thick on the front and back of a body, it could be a piece of clothing.
Dad took off his shirt at the pool, so all my friends saw his secret sweater. The police officer was extra warm, because under his uniform he had a secret sweater.
by Prince Hairy February 28, 2017
Get a Secret Sweater mug for your guy Beatrix.
A really close friend who secretly hates on you or wishes for you to not succeed in anything. This person usually will not show that they are hating on you to anyone and will be perceived as a really good friend to you. They also might try to keep you down or assist in your failures secretively. Or have malicious thoughts of what they could do to make your life miserable.
Mary and Jane, best friends

Mary: (pulls up in her new car outside Janes' house) "I finally got my new car!! Wanna go for a ride!!??"

Jane: "Hell yeah!!!" she shouts in delight. But Jane is really thinking she wishes Mary would get into an accident and ruin her new car. Jane is a secret hater.
by Babygirl83 March 25, 2011
Get the secret hater neck gaiter and mug.
A form of voyeurism in which the perpetrator masturbates and remains hidden whilst observing the fornication of others (e.g in a cupboard or under a bed). As the observed are reaching climax, the fapping phantom makes his presence known in a startling manner, ejaculating over the victims whilst cawing menacingly like a seagull.
Eoin: I was going down on Rebecca last night and Niall pulled a Secret Seagull on me!
Ryan: Oh shit what happened?
Eoin: I was about to scream at him to leave but before I could, a barrage of semen hit the back of my throat.
by theOrnithologicalShadow October 12, 2014
Get a Secret Seagull mug for your bunkmate Julia.
A Facebook page created by an anonymous student from John Abbott College in Sainte Anne De Bellevue. Biggest leading cause of procrastination. Commented by trolls, butthurt kids, jac royalty and others. Lots of thirsty people.
"Man did you read jac secrets today? Some guy was thirsty."
by pastorlode February 19, 2014
Get a jac secrets mug for your Facebook friend Yasemin.
1. A person of another nationality besides American who is infatuated with American culture and owns American products such as a Ford Mustang or a cowboy hat. They will probably deny being such, but their possessions and pop-culture preferences reveal otherwise.
2. Top Gear U.K. presenter Richard Hammond.
"If you live in England but own a Stetson, Mustang and a Harley Davidson, you might be a secret American."
by Captain_Slow June 10, 2013
Get a Secret American mug for your guy Helena.