The verb favourite or favorite (past tense favourited or favorited) is fairly new and isn't in many dictionaries. Two of the few are Oxford Dictionaries Online, who define it as: favourite verb ...
Here's the situation: I browse Tumblr, and then I go to, let's say, Youtube. What is the word for the action? The noun? It's not conversion, or click-through, I just move from one website to another. ...
So I know that in modern English, the word "google" is considered a proper verb now. Can the same be said for the word "tweet" (i.e. to post a 140-char message to Twitter)?