This is a homemade hook of some sort, I don't know what it was used for. It's not a sickle, doesn't look like a hay hook or a ice hook. Any ideas?

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What is this called? This is antique, stoneware from Germany

Subsistence – Oliver Cameron

Melee Weapons, Zombiepedia

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For Cutting Tall Grass, Vines, And Thick Brush Can Be Used Either Right- Or Left-Handed With Equal Effectiveness Off-Set Shank For Easy Cutting No

Razorback 995053 16 X 12 X 1.5 Grass Hook with Short Wood Handle, No Size

Sinister Scythe - TV Tropes

High carbon tempered steel serrated edge blade Durable and comfortable wooden handle Superior quality for rugged service Ideal for hacking through

Seymour Mfg. 2G-497 Serrated Grass Hook

Vintage Hay Knife