The name of Tom Mix horse.
I'm old enough to know who Tom Mix was in the same way as you're old enough to know who John Wayne was.
What a Church Key is.
Google "paint can opener". That's a bottle opener on the other end. Looks like an old-fashioned key, doesn't it? I have one of those that I got from my dad.
That "Frankie & Johnny were lovers" is not about a same sex marriage.
"HE was HER man and HE done HER wrong."
That you can tune a piano but you can't tuna fish.
In Canada we just call it "tuna". We assume it isn't "tuna horse".