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.
The first televisions went on sale to the public in 1929 as the BBC began the first television broadcasts. The Televisor and John Logie Baird named his television was not a trivial purchase. The cost was the equivalent of Â£8000 ($12,000) today. Broadcasts were limited at the time and on only a single channel. It was a huge investment for a tiny screen and no choice of programming.