Being Spammed via Twitter. Receiving a ridiculous number of updates from someone overly excited about what they're doing. Receiving more Tweets about something or from someone than a rational person would have an interest in.
Bob: "Jeebus, Jill has been Twamming me to death on her vacation."
Susan: "For sure, like she's the first person to visit Sunset Blvd."
Rick: "Jimmy Twammed me all night long from the game."
Steve: "Like we weren't watching it on TV, gimme a break."