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.
It was only when those legal issues had been resolved that RCA could begin their public broadcasts in 1939. The first ever television broadcast to the public began in 1929 in London, England when the BBC started their television service.<br /><br /><br />The US were some years behind.