Alternative spelling of funny ha-ha

(mathematical analysis) Any function that is algebraically independent of its variable(s); a function which does not satisfy a polynomial equation whose coefficients are themselves polynomials.

(mathematical analysis) Any function that is defined for all positive integers, and has values that are either real or complex.

(trigonometry) Any function of an angle expressible as the ratio of two of the sides of a right triangle that has that angle (e.g., sine), or that subtracts 1 from such a ratio or subtracts such a ratio from 1 (e.g., coversed sine).

(US, slang) Offbeat, unconventional or eccentric. / (US, slang) Not quite right; of questionable quality; not appropriate to the context. / (slang, UK, US) Cool; great; excellent.

The international organization entrusted with overseeing the global financial system by monitoring foreign exchange rates and balance of payments, as well as offering technical and financial assistance when asked. Abbreviated as IMF.

In a funny or amusing manner. / In a strange or unexpected manner, especially of a coincidence.

The act of walking on ropes; tightrope walking

(intransitive) To walk on ropes; to tightrope-walk.

(computing) an algorithm that generates a numeric, or fixed-size character output from a variable-sized piece of text or other data; used in database table queries, cryptography and in error-checking