Definitions include: the cleft between the cheeks of the buttocks. Definitions include: the pressing of one's unclothed buttocks against a window. Definitions include: so large (or possessing such large buttocks) that one cannot fit in the seats in the coach section of an airplane.
The very first commercially available televisions were seen in the UK in 1928 / 1929. The coincided with the first public television broadcasts made.
Post war production of American TV sets begins. 1946 7 Viewtone - Truly the first post war American television (utilizing a pre-war design), marketed as a 1946 model, but sold in very small quantities starting in August 1945. The selling price was $100, quite an affordable set at the time.