ha la
n.— «ha la—alexis p. and linda y.—boston, ma—1993—an expression for surprise. hawaiian pidgin for oh my gosh or no way! me: my cell phone bill was $200 this month. them: ha laaaa!» —“i want to have a word with you” by Souris Me, We Aug. 24, 2004. (source: Double-Tongued Dictionary)