What is Oil Check?
1.
the act of poking someone in th butt, clothed or naked. The pokwe must be as close to the asshole as possible
I oil checked Jade while she was bending over and Alisha oil checked Molly.
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2.
To put out your middle and index finger out and shove them up some one's ass.
Today Tim oil checked Mike so hard he started to bleed out of his ass.
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3.
Oil Check: act of sticking a finger up someone's butt hole, through clothes, usually during pictures or other public events.
During the wedding pictures yesterday Joe Pa got me with an oil check.
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4.
similar to the ass ram or the butt fuck, it involves invading your partners asshole like a dipstick on a car's oil gauge
"Dude, I checked your girlfriend's oil last night."