The fuckboy laugh, or douche laugh used to sound overly cool. Usually, a pick up line or the like is said and they laugh in this manner, whilst rubbing their chin, licking their lips, or biting their lips, though not limited to only these.
'haha' is simply an acknowledgement, 'hahaha' is almost a lol, but 'ahahaha' is the closest anyone will come to verbal laughter on the internet, as you stare stoney-faced at the screen.
- Obama doesn't just walk on water, he can swim through land!
- haha
- You got anything bigger back there?
- hahaha
- Prick.
- fine, AHAHAHA
- :)