On January 24, 2017, a user by the name of d0ughb0y uploaded a definition to Urban Dictionary, the popular online lexicon that relies on crowdsourced definitions. Under Donald Trump—who, four days ...

“Clatterdevengeance” is Jonathon Green’s favorite slang word, and he is in a position to have one. Green, known on Twitter as Mister Slang, is the world’s foremost English slang lexicographer and the ...