Is this a barbed thumb?

[detectorFRED]

it has raised barbs coming off of the edges. It is exactly 4" long and 1 1/4'' wide on the thick parts. Interesting at least

 

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[detectorFRED]

double headed daggo?

it could be

 

[wheatfinder13]

What is a barbed thumb?

 

[RobRieman]

What is a barbed thumb?

Must be slang for something. Doesn't even show up on Google.

 

[WildWildBill]

LOL! Petrified cactus stem?

 

[Msbeepbeep]

Lol! I was thinking a few too many splinters in someone's thumb!