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2.
A hot person you see on the London Underground network, sneakily photograph and upload to tubecrush.net
Did you see that guy? He's definitely my tube crush.
by Koffers March 17, 2011
 
1.
Someone you like or admire, that appears in either the television, or video stream in the internet.
I have such a tube crush on that hot girl I saw in tv last night.
by eternity.youdesire August 31, 2008