a freakishly long penis...usually from the 8 to 10 range...in inches.
Dude, Ron Jeremy definately has a grillo.
بواسطة A.G. مارس 3, 2005
A sweet italian boy from alba adriatica, popular with friends, has a billboard because he is so popular.
Marco is a grillo!
بواسطة imayau فبراير 15, 2010
The condition of having an unnaturally tan penis in relation to the rest of your body. This is commonly caused by excessive masterbation.
Then he whipped his grillo out and I was like, "are you fuckin serious Peter, does your dick go tanning while the rest of you watches Bassmasters, what the fuck!?
بواسطة Mihlkdawg سبتمبر 26, 2011