1 definition by aevum117

Top Definition
When foreplay takes place via webcams prior to cybersex, leading to very fast webcasms (orgasming on webcam).
"We had so much webcasm foreplay last night, I couldn't help myself but orgasming soon after cybersexing..."

"All the online puzzle building led me to begin webcasm foreplay."
by aevum117 October 24, 2009
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