When you're ex- girlfriend/boyfriend gets noticeably more attractive after the relationship is over:

Often a figmental allusion. Sometimes caused by a sudden motivation of the ex to impress others in means to consolidate their new entry into the single lifestyle.
"Damn Connor, her Aftershock glow has every guy in the school wanting to get in her pants! You might want to get her back."
by DryBurn January 4, 2016
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