Verb. To cupcake or cup-caking. Used to describe the art of bogarding or holding onto an object for a long period of time, most often used when smoking in a group.
Dude pass me that joint man your cup-caking over there.
A song that deserves crazy club-like dancing while holding the stereotypical red beer cup to make one look cool and awesome while they dance, whether or not one even has anything in the cup or is drinking out of the cup which is purely for show.
Hey Jenna, let's dance to this awesomedubstep with our stereotypical red beer cups- this definitely qualifies as cup song.
To shake one's cup or mug at another person by holding the handle and vigorously pronating and supinating the wrist; thus indicating that it is tea time.
David and Michelle walked past Andrew's office and gave him the cup shake.