Park with it.
Run it all the way to the opponent's courtyard to score it.
Drive it over the drawbridge/sally port/low bar.
Dump it in your Secret passage.
Park with it in your secret passage.
Punch through your secret passage into the neutral zone.
Hold on to it till a partner comes for a ball from the Secret Passage.
Feed it backwards through the EMBRASURE? (Just Q&A'd this one.)
EDIT: Nope.
Spin around in circles with it.
Pass it back to the offensive robot for an ASSIST, then remember this isn't 2014.
EDIT:
Drive into a corner with it mumbling: "Precious. My precious."