The act of lurking around, then suddenly being klonked on the head by a falling object.
Tom: Guys lets go lurking!
Bob: Ok.
Tom: Thois is fu- *KLONK*
Bob: Now were klurking.
The act of lurking, then getting klunk'ed on the head by a falling UFO
Bob: Yo lets go lurking bro
Tom: Ok.
Bob: This is so much fu- *KLUNK*
Tom: We are now Klurking