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1.
A period between a pubescent child's initial sexual hormonal imbalance and the subsequent first masturbation, during which s/he tries to deal with the fact that s/he is about to use his/her hand like a $10 call girl
I spent 4 years self-dating before I was ready to try for the first time

Dude I spent 22 hours!
by F. Evan May 26, 2006
 
2.
aka- masturbation,self pleasure
Been so stressed out lately, I've been 'self dating' to keep my sanity.
by anonymous June 25, 2004