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 29, 2009
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what is said to a friend or collegue when they do something stupid that makes you laugh. Or as a way to show your dissapointment.
eg1:
man1: (slips on the wet floor in the mens and grabs the urinal)
man2: "oh you retard!" (laughs towards/with man1)

eg:2
Man1:(just got the team killed)
Man2:"oh you retard" (face in hands distraught)
by liam mogford October 5, 2007
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usually said to a girl. Said to someone who is all dressed up and blinged up, or said to someone who shows off.

taken from the song "Fancy" by Drake feat. T.I., Swizz Beatz & Mary J. Blige
boy1: *does a fancy kickflip with a skateboard*
boy2: oh you fancy huh?

girl1: *comes to skool with full makeup on and all her jewelry and nice clothes*
group1: oh you fancy huh?
by cr1sc0 November 3, 2010
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hair done nails done, errthang big. Also you are a bitch.
I can't believe she cut me off!!!!!!!!! I was all "Oh you fancy, huh?"
by meowcatz November 1, 2010
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A colloquial phrase predominantly used by the millennial and hipster crowd, referring to an underlying, shared, or assumed understanding between the speaker and the listener. It's used to announce that the speaker had a realization on a previous subject.
Tristan: "oh you know what"
Tristan: "I think I know why"
Tristan: "yup we're good"
by Amesbury Company July 24, 2023
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kayb is a complete and whole different breed, she always actin different. ya know what i’m sayin playa? kayb needs some deep schlong dingaling action from lord blow in her life but she won’t admit it because she actin different
“oh you actin different kayb
by lordcreampie June 5, 2019
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When somebody finds the toothpaste and you don’t wanna brush your teeth.
Person 1: I don’t wanna clean my teeth!
Person 2: But I found the toothpaste.
Person 1: Uh oh, you found the toothpaste!
by PizzaHutFan209 February 3, 2023
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