n.
A person who needs to engage in continuous conversation, most specifically conversation in which they are the primary contributor for fear of death upon stopping. I.E. as a shark must keep swimming to keep from drowning.
Man, what a shark-talker, she just won't shut up!
The state of one's personality when they watch too many TikTok videos; as a result TikTok has become the standard by which they rate humor and possibly expression of other emotions.
Kids nowadays don't know how to interact with other humans because they're TikTokward.