An action; as in travel safe or keep your vehicle on its tires. Keep the underside of your vehicle to the ground...keep the greasy side down! The undercarriage of older vehicles especially, could be found unusually greasy and full of oil. In instances where there may be an oil leak on your vehicle or the exhaust was excreting oil.
by AB in MT February 18, 2010
An insult used on geeks, many of which play dungeons and dragons in their parents basements night after night. The ultimate insult to bring out rage in gaming geeks.
Yeah, thats great that you've got a 87th level monk, you greasy bag of ogre semen. Now let's see if ya can really fight.
by DARKJESTER December 29, 2004
an old man that is so old he looks like a crusty old shriveled muffin with oldman clothes on it and youjust want to yell at him bcause he keeps talking about the new sex shop that just opened up but he cant hear you anyways because he forgot to put his hearing aid in cause hes stupid and cenile and needs to go to a home but his family cant afford it and you wish a dog would just attack him and put him out of his useless decrepid old man misery cause he hits on your freinds and its creepy cause hes dirty and old and needs alot of help. this is a greasy old grandpa balls
that greasy old man that is walking around but shouldent be walking around cause hes too old.
your grandfather!
greasy old grandpa balls are dirty and old!
your grandfather!
greasy old grandpa balls are dirty and old!
by daner777 February 17, 2011
by tamantha forsythia December 26, 2003
by Grease mo February 26, 2005
When walking it feels like your cheeks are slipping and sliding against each other.
Not necessarily due to sharting or greasy food.
Not necessarily due to sharting or greasy food.
While walking, Adam feels like he has GBFD-greasy butt for days because his back side feels like a slip and side due to the matter between his butt cheeks.
by BigBiscuitsbump December 16, 2015
A reallllly fucking gay man with greasy hair who likes to hit on his neighbors and touch them frequently
by poopdick April 05, 2005