Manspreading is a term used to describe a man sitting in public transport with legs wide apart, thereby covering more than one seat. Manspreading is forbidden in NYC, Seattle, Philadelphia, Chicago, and Washington DC.
In 2015 NYPD arrested two men and brought them to justice for manspreading.
Bonus Fact 1: The term at issue first appeared as in an anti-manspreading feminist campaign launched on Tumblr in 2013. In 2015 the term in was added to the Oxford Dictionary
Bonus Fact 2: The anti-manspreading campaign gave birth, in turn, to the anti-anti-manspreading movement that mainly claims that men have no choice but to sit with their legs apart for physiological reasons.
Bonus fact 3: Some anti-anti-manspreading activists named the practice of women putting their bags on seats near them in public transportation, womanspreading. While this practice has been acknowledged by feminist activists they point out that it is practiced in order to guard against sexual harassment.