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
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.