It looks like you're texting someone, when really you're just hitting random buttons on your phone to make it seem like you're doing something and have friends to talk to, to avoid looking like a loser or a loner. It's often done when you're alone in public places, or when you're with a bunch of people you don't really know.
Nick: Hey, tell Jake to come and talk to us instead of texting everyone else.
Jon: His texting is blocked, he's probably just fexting so he doesn't look like a loser in front of Nicole. I mean he's too shy to talk to her, but he doesn't want to look like he's bored and has no friends.
When some one inserts a foot for sexual pleasure into the vagina or anus. Similar to fisting but involves insertion of the entire foot. People who enjoy feeting are usually sexually aroused when some one threatens "Putting a boot in their ass."
Kim, though small and frail, enjoyed feeting greatly with her girlfriend, especially when they could get a foot in her vagina and anus.