when a group or possy of civilians get together and acquire a hostage And then proceed to pull out their shlongs and urinate all over their hostage
hey man wanna get some guys together and set p a greasy chalk duster tonight
penispeeurinepossycrewshlong
penispeeurinepossycrewshlong
by chodley696969 March 4, 2016

by dingdong December 9, 2008

Dude 1: “I saw you go home with jessica after the bar last night!”
Dude 2: “Yeah bro she let me give her a greasy railroad on that fucked up smile!”
Dude 2: “Yeah bro she let me give her a greasy railroad on that fucked up smile!”
by MFE.51101 October 5, 2021

by slickviktherik August 12, 2019

by mik757 August 5, 2009

After you, and your buddy are finished double teaming a female from both ends (and thus have "greased her up" from both said ends), you throw her down the stairs. If done right she will look like a slinky going down the stairs.
Dude, that chic from last night really wanted to have breakfast together. I told her I got a better idea: I called Aaron over and we did a greasy slinky on her, then closed the door behind us big bro high five.
by Al Texass April 25, 2023

To be Dirty and or Grimy usually due to poor personal hygiene via not showering , cleaning yourself, etc.
by LaurenIsGreasyGross September 25, 2018
