Top definition
The act of changing the topic of a specific thread of email chains to something pointless. This is most annoying when seen in email chains planning a specific event. An extremely irritating abuse of the reply-to-all button.
Person 1: Have there been any good ideas on the New Year's Eve chain?
Person 2: I don't know. I stopped reading it after Keppler chainjacked the it.
by HandofGod December 10, 2009
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2
When someone gets their wallet, money, or gold chain stolen. Can also refer to the thief themselves.

A spoof in a film where a character claims to have a big penis, but it ends up being a chode. Can also refer to someone with a small penis or someone small in stature that is smacked around by women
Keep your money away from that dude, he is a chainjack.

That chainjack needs to grow a set and stop being his girlfriends lap dog
by Chuck Spear July 09, 2009
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