Or nah

[Tina]

Used as a trendy way to form yes or no sentences, originating from Ty Dolla song Or nah.

[Sarah]

Another way to say not, when choosing to decide something. Popularly used on social networking sites.

[Little_Girl]

Or nah, a phrase believed to originate from a song in the genre of hip hop. Typically, the phrase soon became popular among derivative teens to introduce a yes or no question into conversation. Despite the fact that its a popular phrase, its illiterate, hackneyed, and most certainly dull.

[Couch Potatoe]

A fun and popular way to say or not usually said by tweens and teens.
It is always found at the end of a question and is usually preceded by a clicky noise made with the tongue.
When said, the facial expression usually contains wide eyes and a mouth open wide vertically instead of horizontally thus making it funny. This is the opposite of how ones face normally would look when asking a regular question. Example: tight lips and partly closed eyelids.