No seriously, I always get blank stares when I ask people, I’ve called them wall chargers or power bricks, my friend called them plug chargers, my fiancee calls them dongles. What do you call these around your house, like when you’re asking someone if they’ve seen any (______)'s
Yeah, I’m sure you’re right, my comment about transformers I guess was more about colloquial usage, i.e. rightly or wrongly we called DC power supplies transformers in the 90s. I also don’t know how local that was, maybe it was just my family!