A middle-eastern soldiers's war cry.
Commander: Fight this jihad men!
Soldier: Alalalalalala!!! *headshot on his arse*
A high-pitched singing-like noise made by rolling the tongue...signifies the presence of an Indian (from India) person. The reason behind this "word" is that it's supposed to sound like Indian music. It's a fairly offensive term.
When we walked into Shibu's Liquor Store, Ted suddenly started chanting "alalalalala!!!" Then Shibu knocked him the fuck out with an empty keg.