2 definitions by Jayzee123

The intense, pleasureful and often sexually satisfying experience that all Mets have during Baseball's offseason. During this period any move the Mets make is regarded as the "Perfect Fit" and Mets fans drool at the idea that the team might finish better than .500. This is, of course, never the case.
John: Hey Rick, do you want to go see a movie later?
Rick: I can't, Mike and I are going to METSturbate together over Michael Cuddyer.
by Jayzee123 November 15, 2014
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A disease that afflicts only Mets fans. It is the only means of survival for many fans as it wipes their memory clean from the disastrous past season.
In order to Avoid mental anguish, a loyal fan of the NY Mets must employ METSheimers.

John: Hey, remember when the Mets lost 10-2 last year?
Mike: No i think my METSheimers kicked in.
John: Your so lucky, i haven't been diagnosed yet.
by Jayzee123 September 29, 2012
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