blot

(blŏt)

1. A spot or a stain caused by a discoloring substance: a blot of paint.
2. A stain on one's character or reputation; a disgrace. See Synonyms at stain.
3. The Northern, Southern, or Western blot analyses.

1. To spot or stain, as with a discoloring substance.
2. To bring moral disgrace to.
3. To obliterate (writing, for example).
4. To make obscure; hide: clouds blotting out the moon.
5. To destroy utterly; annihilate: War blotted out their traditional way of life.
6. To soak up or dry with absorbent material.

1. To spill or spread in a spot or stain.
2. To become blotted, soaked up, or absorbed.

(blŏt)

1. Games An exposed piece in backgammon.
2. Archaic A weak point.