the funny farm

:  affording light mirth and laughter :  amusing

:  seeking or intended to amuse :  facetious

:  differing from the ordinary in a suspicious, perplexing, quaint, or eccentric way :  peculiar

:  one that is funny

:  joke

:  a sum or due fixed in amount and payable at fixed intervals

:  a letting out of revenues or taxes for a fixed sum to one authorized to collect and retain them

:  a district or division of a country leased out for the collection of government revenues

:  rent

:  to collect and take the fees or profits of (an occupation or business) on payment of a fixed sum

:  to give up (something, such as an estate or a business) to another on condition of receiving in return a fixed sum