Noun: A female Twitch player that only gets views due to their gender. Makes up for lack of personality with cleavage, makes up for a lack of gaming skill with twerking.
Did you see the live steam spotlight Overwatch has out, it's always some twatch streamer.
1. To watch your Twitter timeline without tweeting.
2. To not have a Twitter, but still follow along with celebrities' and your friends' tweets and trending topics.
Kevin: Son, get on Twitter.
Derek: I am.
Kevin: The fuck? You haven't tweeted anything in two days.
Derek: I know, man. I just been twatching something serious.
Joe: That #dirtysanchez trending topic last night was so epic.
Matt: Dude, do you even have a Twitter?
Joe: No, I just twatch.
adj; a very funny cool person to hang out with. Could be described as good looking and sexist. It is only rumored there are only a handful still in existence