The greatest Skateboarding game ever created by mankind. At the time of writing this, the game is 10 years and 3 months old and is still widely known as the best Skating game ever made. If Neversoft had any sense, they would release it in the Xbox Live Marketplace.
Jimmy's Mom: So, Jimmy, what do you want for Christmas 2014? Xbox one, PS4...?
Jimmy: Nah, I saw a PS2 on eBay for $24.
Jimmy's Mom: Okay... why a PS2? I thought I bought you one of those, like, 12 years ago.
Jimmy: Yeah but it broke last year. I want another one so i can play Tony Hawk's Underground. It's sick.
by T.H.U.G.L.I.F.E February 17, 2014
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When you take a poop that makes streaks on the sides of the bowl.
"Oh god man, you left a tony hawk slider in my toilet."
by Liamjen October 18, 2009
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The best game to play online ever which is often called THUG.
"I just bought THUG the other day man!"
by Amanda December 29, 2004
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Referring to a videogame that comes out every year with a new installment but is more of the same and not much has changed or has improved. Starting with Tony Hawk games, Activison kept pumping out every year and nothing changed and the quality of the game went down. And such is the fate of other games that follow this trend.
Jim: "So Tom, are you going to get the new Call of Duty game?"

Tom: "No, I don't think so, that franchise is suffering from Tony Hawk Syndrome because it is more of the same, only difference is the story and setting."
by MegaCereal October 27, 2010
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Prominently known from tony hawks interactions with the people; where person A believes person B to look like a celebrity, when it turns out, that person B is that celebrity.

These interactions would happen on a mass scale of ‘fans’ mistaking the celebrity for a lookalike.
Fan: “has anyone ever told you that you look like tony hawk?”

Tony hawk: “yeah I’ve heard that a few times before.”

(Example of the Tony hawk phenomenon)
by Llupeyy March 30, 2022
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The code name for porn videos so adults will think you are talking about the skater Tony Hawk instead of porno.
Horny boy 1: Dude!!! I found the best Tony Hawk Vids last night. I learned so many tricks. I'll burn you a copy.

Hornet boy 2: OMG!!! That's so awesome! I can't wait to watch it! Dude, maybe I can go over to your house and watch it with you?
by Hornyboy69 March 7, 2006
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An acute testicular medical condition where one's balls twists 900 degrees inside the nutsack.
My friend Danny is in the hospital, He suffers from Tony Hawk Syndrome.

Oh shit, he has the Tony Hawk's?
by Boris Rachmamnin Lagusnikov September 11, 2021
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