Top Definition
Another way to say "Hello", as coined by Megamind.
Nick: Oh shit, there's Ellis!
Louis: Ollo!
Ellis: And ollo to you too!
Nick: What...?
by youwillneverknow! September 09, 2012

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Photos & Videos
Adjective. The perfect combination of sexy and cute, primarily a description for females.
Do you see that girl over there? I think I'm in love, she's so ollo!
by Sasuke8888 January 03, 2012

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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Nickname for the name Oliver.
"Yo, I watched that movie Ollo Twist!"
by Oliver March 04, 2005

The Urban Dictionary Mug

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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Ollo is a blue ball made up of clay with big, cartoony eyes. Only its eyes look cartoony while the rest of it looks like claymation. It is the titular character of a children's computer game called "Ollo in the Sunny Valley Fair".
Person 1: My daughter loves to play Ollo.
Person 2: What's that?
Person 1: It's this cute little computer game about a blue ball.
by Trisha1 September 13, 2016

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt