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1.
emotion sickness is caused by feelings changing too fast, like major changes or confusion in your love life.
some weeks ago i was a happy single, now i met her and we're gonna get married next week... things are happening so fast, i feel like i'm getting emotion sickness...
by rrrrrrrrs May 31, 2010
 
2.
The uncomfortable, ill feeling one gets when one has performed a dispicable, regrettable act. A sort of remourse or regret.
"I got pretty drunk last night and slept with my Laura's sister. She called me just now...major emotion sickness.
by Schtee March 06, 2008