As opposed to a Tinky Winki, A Tonky Wonky is a huge penis.
Please won't not pull on my Tonky Wonky so hard.
Wow, your Tonky Wonky doesn't want to go there.
by Mcrb April 1, 2007
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watch out for that tonky wonky, he's a big boy and he likes the look of you...
by Tonky Wonky Prey January 19, 2011
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