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 coincided with the first public television broadcasts made by the BBC in January 1929. Sales were somewhat limited because the cost of a television was remarkably high and of course, the technology was brand new so people had to pay a huge amount of money trusting that the television would work when they got it.