1. (verb) to get pumped-up, wise-up, sober-up, fired-up especially relative to computer activity. To become serious and busy with computer work, working online, cyberspace. To go from a sedentary mundane boring listless mindless cyber existence to CYBER-UP; becoming alert, attentive, psyched-up, sober, and actively interested.

2. To become more knowledgable and intelligent about computers, cyberspace, cellphones, etc..
1. Hey dude, I know data entry can be boring, but come on-- cyber-up!
2. Hey man, you need to cyber-up and start texting your friends.
by LEXI.1 October 2, 2009
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When someone agrees to post you messages or emails on a certain time or day using a computer or digital device with internet connection however they don't post the messages after making such plans.
Person A: He told me that he'll email me tonight, however I was waiting for his email and messages on facebook but it never showed up. I saw him the next day, only for him to tell me, that he forgot to send the important email. He cyber-stood me up. Didn't he cyber-stood me up?

Person B: He clearly cyber-stood up you on that day.
by I_am_a_loser January 11, 2015
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