what does "He as good as called" mean in the sentence ‘He as good as called me a slob!’ ‘Well, if the cap fits
"as good as" is a way to indicate a circumlocution, or a way to say that you're very close to the indicated state.
I can call someone fat, dirty, sloppy, and ungroomed. I didn't technically call that person a slob, but I as good as called them a slob.
Or I can say "That operating system is as good as dead", meaning that it's almost dead.