Familect.

Another good NY Times language column (archived) by Nitsuh Abebe; after a DFW-centered opening, he continues: The way a broad population of people speaks is a dialect, and the way a particular individual speaks is known as an idiolect, and somewhere in between is what linguists call a familylect or familect: the unique way a given family uses language. Every family has one. A quick survey of my co-workers produced too many delightful examples to list. The price of eating too much junk food was a case of circus tummy. Whipped cream was shush, after the sound of the can. A dog was a woofnik (an epithet once used for Laika, the Soviet space-dog) and a cat a pitty pie. Instead of greebles there was phyrtche, pronounced “furch,” which meant “something small and unidentifiable that is stuck to a place where it shouldn’t be.” One family adopted a toddler’s way of asking for “Sesame Street” and started calling all television shaba; the habit became so embedded that their next child, years…