
1) Conceptual art
Found on
https://www.crosswordclues.com/clue/bunab

BunaB was the name of a line of purposely useless novelty products, promoted as if they were useful via carefully written marketing hype. They were created by American radio host Al Crowder (1904-1981). Beginning in the 1950s BunaBs were purportedly produced by the firm of Orville K. Snav and Associates and distributed from its headquarters in Sna...
Found on
http://en.wikipedia.org/wiki/BunaB
No exact match found.