A combination of two words Side-Ways Action: SWACTION. Used to describe someone doing a drift or getting sideways in a car. May only be used if what they did required actual talent and it was not a mistake.
A "Oi bro, did you see that sickcunt drop swaction then"
B "Yeh that was fuckin killer ay"
A "He is my idol and i want to touch his weiner"
B "Man you are a gaylord"
swaction means sweet action. Sweet action is something like a good guitar solo or a wicked wiffle ball pitch. Ex
That jacket is some swaction.
Means that jacket is awesome
Origin: Alaskan Counter-Strike Term
Definition: Conjunction of the two words "sweet" and "action" creating "swaction"
Bob: "I fucked your sister."