Thi shape is sometimes similar to a "Froe"used to split wood such as for wooden roof shingles. You hold it on the end grain of wood, and whack it (otherwise called battening) with a small tree limb...
So...
Bro-Froe
Or Shingle-Saurus
Or Whack N Crack
Or Whop N Chop
Or leave it to Cleaver
Or Beater Cleaver
Or The Cleavenator
Or The Cleavernator
Or INFI-nate Cleaver
INFI-nate Razor
So...
Bro-Froe
Or Shingle-Saurus
Or Whack N Crack
Or Whop N Chop
Or leave it to Cleaver
Or Beater Cleaver
Or The Cleavenator
Or The Cleavernator
Or INFI-nate Cleaver
INFI-nate Razor