1) Losing ones mind in a fit of justifiable anger.
2) State of mind leading to probable disproportionate violent response to causal situation.
Typified by bug eyes, flailing arms, stomping feet and ridiculous primal screams. 5 year-olds often go Road House when told to eat their vegetables or they'll get no dessert.
From the Movie Road House, especially the end which culminates with Dalton ripping out the throat of one henchman and murdering the rest while hunting down Wesley.
Bill showed up just in time for the meter maid guy to laugh in his face after writing a parking ticket. Bill promptly went all Road House.
Bishopsumo went all Road House when some dipshit Urban Dictionary editor rejected his definition.
Beating, Spin Kicking, Open Hand Smacking or Back Handing someone just before you front kick them out a window.
Hey Jimmy, if you don't get on the phone right now, I am going to have E road house you down 3 flights of stairs.
or -Mikey, you should road house that guy if he grabs your girlfriends butt again.
Hey Miggs, why did you let that little kid road house you in front of junior?
Last night I roadhoused this wack job at the gas station because he thought his iroc z was sweeter because it had blue metallic paint- I smoked that fool