au pair unit
n.— «In Colleyville, owners can buy a small, adjacent room, often called a “mother-in-law unit” or “au pair unit.” Some town houses in Bedford and North Richland Hills have front porches.» —“Some accept town houses, others not so much” by Sarah Bahari Telegram-Star (Dallas, Texas) July 8, 2006. (source: Double-Tongued Dictionary)
Further reading
Aubrey in Waco, Texas, says her mother used to warn the kids against contracting honkus of the bonkus, a fanciful name for a contagious disease. This colloquial term probably comes from the words bonk and konk, meaning “to hit” or...
A Dallas, Texas, woman and her friends often use the expression All the things to mean something like and whatnot or as a way to signal a kind of mutual understanding, suggesting something similar to the phrase you know. This sense probably comes...