Tech on - A term used when you totally want to rock out, but are listening to electronic music rather than rock. Similar meaning to rock, rock on, rock out, etc. except that rock is much cooler.
It's also an Asian tech news thing, but the first definition is much cooler.
"Dude, this beat is totally awesome!"
"Man, put some trance on, I need to tech out."
Technology inspired erection
I told our programmer he could create a new database and he totally got a tech on