Footshock, alternatively Toeshock, is another term for podophopia (a fear of feet). This term is specifically used to describe those who've obtained this phobia via the internet and the normalization of foot fetishes, being unable to see feet the same way ever again.
"Dude, could you put some fuckin' socks on, man? I got major footshock, bro. You can thank everyone from Twitter to Discord for that shit."
The ability girls and women have developed to hold several items at once in one hand. The skill has been developed due to the lack of pockets in women's clothing.
I thought she'd need multiple trips to carry her phone, keys, wallet, and Starbucks to her car since she needed the other hand to open the door, but she used her impressive girl grip to carry everything in one hand.