From the word alright. The term 'alright', as well as meaning to 'be alright' can also be interpreted as another way of saying 'hello' or 'how are you?' (esp. in Ireland)
A (walking along the street): "Aight!"
B (on the other side of the road): "Aight Boyo, any craic?"
Originally referring to the australian way to say 'alrite', meanwhile gotten more and more popular in the US too. Especially introduced to the US by african-americans and surfer-dudes.
1)A word that URBANDICTIONARY.COM uses as the confirmation button sometimes when you vote thumbs up or down.
2)The way i took up saying "alright", not knowing that it was already being used as a 'hip' or 'kewl' way to say al right... I was just out there half-assin' it... oh well
Lil' bro: C'mon man! Why can't you take me to the skate park?
Me: Shut the SHIBBY up! I told you already. Your stupid skaterass friends think they're all shibby with their damn sellout BAM shirts and shit... and I personally don't want to put you, another customer for that damned skatepark, out there for that damned place to suk up you fuckin money. Besides, I'm tired, bored, lazy and I'm gonna halfass my self thru the day... (here it comes)... ... ... Aight?