A Southern phrase says someone is ‘crazier than a sprayed roach’
A common Southern slang term uses a roach in panic as a metaphor for madness.

The story
A list of Southern slang phrases and their meanings is presented, with some historical or cultural context provided for each.
Source: brobible.com
Our reading
A Southern slang term describes someone as ‘crazier than a sprayed roach,’ which is a vivid image of a bug in panic mode. It’s the kind of phrase that makes you wonder if the original speaker was just trying to sound dramatic or if they actually saw a roach in a state of emergency.
It’s possible that the phrase was coined by someone who had a run-in with a roach and a can of Raid, and decided to make a permanent record of the event. Or maybe it’s just a way to say someone is unhinged without having to actually explain why.
Either way, the phrase is a reminder that some of the most colorful expressions come from the most unexpected places—like a kitchen where a roach just got sprayed.