clotter /ˈklɒtɚ/noun 7verb 1forms 3 noun7 •Something that induces (something such as blood or cream) to clot.Vitamin K, menadione, C₁₁H₈O₂ (Figure 6.10), which is found in spinach and cabbage and a wide range of other foods and acts as a blood clotter. — 2005 •One whose blood or other tissue forms clots.He was a good clotter. A doctor, patching him up for perhaps the fifth or sixth time, had once called him the best damn clotter he'd ever seen. — 2009 •(informal) One who studies the clotting of blood and blood clotting disorders; hematologist.Results of the physician survey indicate that "clotters" are in the minority among hemophilia treaters. — 1972 •One who clots for eels; One who fishes with a pole or cord that is baited with a clot of worm strung on worsted or similar material, which gets tangled in the teeth of the eel.During that interval the clotter must swing it to a safe place . — 1946 •(no longer used) A clot; a mass of clotted blood.For a Head-wound cannot brook with such strong Medicines as a Wound may in the leg; and a Wound in a joynt cannot endure such great clotter as that which is in the flesh. — 1658 •(no longer used) A clump, clod, or mass.But the change of this, or that determinate clotter of the Seed, does only vary the Situation of the Child formed in the Womb, which is the cause that we find the Child variously situate in the Womb. — 1668 •(no longer used) One who manually breaks up clumps or clods of soil. verb1 •(no longer used) To concrete into lumps; to clot. formsclottered · clottering · clotters