Wiktionary
1 Of foods and commodities, having become spoiled, rotten, or otherwise unusable due to age or storage conditions. 2 Of a person or entity, having ceased to be reputable and having instead become delinquent, criminal, or poorly behaved. 3 Of a geographic area, having become unsafe. v
(past participle of go bad English)
Usage examples of "gone bad".
Most of the bottles are still intact, but the all of the wine has gone bad.
Now Jahn lay still-rock, his mouth contorted, as dead as a Grup or an Only gone bad.
Unleashed or gone bad, nothing but a cold-blooded murderer with a polish of high manners.
Maybe it was a group thing, just like the Mansons, party scene gone bad.
The Asian shimmied inside his chain prison, the links clinking and slithering together as he thrashed and gyrated like a panicked escape artist in a stunt gone bad.
Leary, Klemsch will take care of you while I go pretend I see more in a line of bronze statues than so many bearings gone bad.
The sunblock I had slathered on felt like ancient cold cream gone bad and starting to curdle.
The stench was of a greenhouse gone bad, things rotting, a hot wet press of air and everything blazing in a talcum of light.