originated by a group of bodybuilders in the misc section on a well knowen bodybuilding forum.

o'rly is also affiliated with the o'rly owl.

Used as a verbal equivalent to the body language of the 'raised eyebrow'.

O RLY is simply a shorthand version of "Oh Really" It is often used on the internet to express either doubt or disinterest in something. O RLY is usually followed by YA RLY which is sometimes followed by NO Wai.

O RLY is commonly accompanied by a picture of an owl. The snowy white old was the original I RLY owl, and it started at a message board called 4chan. It's unknown as to why an owl was chosen to represent O RLY. It's probably because an owl's wise, inquisitive eyes are the perfect way to express the dubiety of a situation. The owl KNOWS.

Sometimes it is accompanied with boobies (the bird silly)

A phrase used mostly with owl pictures.

Could also be used in everyday language.

Used often in a "No Shit" kinda way, comes from a picture of a snow owl who had a look on his face that the photographer said looked like he was saying "O RLY?"

O RLY is simply a shorthand version of "Oh Really" It is often used on the internet to express either doubt or disinterest in something. O RLY is usually followed by YA RLY which is sometimes followed by NO Wai.

O RLY is commonly accompanied by a picture of an owl. The snowy white old was the original I RLY owl, and it started at a message board called 4chan. It's unknown as to why an owl was chosen to represent O RLY. It's probably because an owl's wise, inquisitive eyes are the perfect way to express the dubiety of a situation. The owl KNOWS.

Sometimes it is accompanied with boobies (the bird silly)

Phrase commonly said by a very angry white owl. When the sound is heard, one can expect to have their eyes pecked out.

Often seen with the ya rly and no wai owls.