Top definition
This is a result of being delayed in starting a chore, errand, task, etc because something else has to be completed first.
Rudy, I thought you were going to the store.
I am, "but first" I have to make the grocery list.

I was going to clean up the shop; however I got "but firsted" because the shop light was burned out and I had to change the bulb.
by But firsted January 17, 2007
Get the mug
Get a but firsted mug for your Facebook friend Beatrix.