Top definition
can be used to answer any questions somebody asks. does not matter what the question is.
doctor: do u have any history of diseases in your family
Patient: Oh you know
by matts a pothead February 19, 2009
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2
When a person just knows
DATBOI: man where is that chainsaw been looking for it all game

"Bottom left hand corner of the map" oh you know is it !
by The Cringe Club July 27, 2016
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3
Something scene kids say. I'm not sure why, but they do. Often used to be promiscuous about where they stashed their bandanas or something.
"Have you ever spent the night at his house?"
"Oh you know."

-OR-

"Which bandana did you buy?"
Oh you know.
by tBQ November 03, 2006
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4
is like a filler and can be placed instead of words such as "mhm" "yup", and can basically be a reply to anything.

-"Wow you are so cool!"
-"oh you know"

-"Damn you pulled an all-nighter before the exam?"
-"oh you know"
by Coolpersonforever April 28, 2009
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