clot

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A thick, viscous, or coagulated mass or lump, as of blood.
2. n. A clump, mass, or lump, as of clay.
3. n. A compact group: a clot of automobiles blocking the tunnel's entrance.
4. v. To form into a clot or clots; coagulate.
5. v. To cause to form into a clot or clots. See Synonyms at coagulate.
6. v. To fill or cover with or as if with clots.

Century Dictionary and Cyclopedia

1. n. A clod.
2. n. A hill.
3. n. A dull, stupid man; a clodpoll.
4. n. A concrete or coagulated mass of soft or fluid matter: as, a clot of blood or of cream.
5. n. A clump.
6. To coagulate, as soft or fluid matter, into a thick inspissated mass; become concrete: as, milk or blood clots.
7. To form into clots.
8. To cause to coagulate; make or form into clots.
9. To cover with clots; mat together by clots, as of blood.
10. n. A dialectal variant of clote. Compare clot-bur.

Wiktionary

1. n. A solidified mass of blood.
2. n. A silly person.
3. v. intransitive To form into a clot or mass
4. v. transitive To cause to clot or form into a mass

GNU Webster's 1913

1. n. A concretion or coagulation; esp. a soft, slimy, coagulated mass, as of blood; a coagulum.
2. v. To concrete, coagulate, or thicken, as soft or fluid matter by evaporation; to become a cot or clod.
3. v. To form into a slimy mass.

WordNet 3.0

1. n. a lump of material formed from the content of a liquid
2. v. change from a liquid to a thickened or solid state
3. v. cause to change from a liquid to a solid or thickened state
4. v. turn into curds
5. v. coalesce or unite in a mass