used when you are admitting that something is your fault or that you have made a mistake I'm sorry—my bad. That was my bad.
my bad(informal)jump to other results
to begin behaving in an immoral way I hate to see you going to the bad.
go to the bad(old-fashioned)jump to other results
to accept the bad aspects of something as well as the good ones
take the bad with the goodjump to other results