mybad

1. Slang for I'm sorry or my mistake. A form of apology.
2. Admitting you're in the wrong.
3. Another way of saying you made an accident.

1st person: "Dude why didn't you call me last night, I waited for three hours!"

2nd person: "Mybad I passed out as soon as I got home last night."

by Leesee April 05, 2009