The act of using two dildos (one in each hand) to penetrate a girl orally and anally (vaginally if you please) in a systematic timeframe , such as the ticking of a metronome.
Tim: Dude what did you do last night?
Chris: Not much , my balls kinda hurt so I just pulled a metronome on this chick. It was perfect , she didn't know what hit her.
The BEST FUCKING POKEMON MOVE EVER. Patented by the kickass pokemon by the name of Clefable. It makes a motion with its fingers. THEN RELEASES THE BEST MOVE EVER. It's soo much of a kickass move, that it does A RANDOM POKEMON MOVE. It can DO ANY MOVE from FLAMETHROWER to fucking growl. kickass.
PWNAGE!
My Clefable used Metronome and fucking roastedyour ass with Hyperbeam, you got murdered!
n. An urban male of below-average height with a strong aesthetic sense who spends a great deal of time and money on his appearance and lifestyle (see also: metronomality n.)