When someone fails to show any heart, as in the spirit of athletic competition. Just like the tin man from with wizard of oz had no heart. pussy coward pussy ass bitch clutch choke
Lebron James played with no heart in the 2011 NBA FINALS, he had "tin man syndrome" an inability to care enough to sacrifice for the win.
by Manndrew December 08, 2011
The Urban Dictionary Mug
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