—n. 1. a spot or stain, esp. of ink on paper.
2. a blemish on a person's character or reputation: He had been haunted by a blot on his past. 3. Archaic.an erasure or obliteration, as in a writing.
—v.t. 1. to spot, stain, soil, or the like.
2. to darken; make dim; obscure or eclipse (usually fol. by out): We watched as the moon blotted out the sun. 3. to dry with absorbent paper or the like: to blot the wet pane. 4. to remove with absorbent paper or the like.
—v.i. 1. to make a blot; spread ink, dye, etc., in a stain: The more slowly I write, the more this pen blots. 2. to become blotted or stained: This paper blots too easily. 3. Chem.to transfer an array of separated components of a mixture to a chemically treated paper for analysis. Cf. gel, gel electrophoresis. 4. blot out, a. to make indistinguishable; obliterate: to blot out a name from the record. b. to wipe out completely; destroy: Whole cities were blotted out by bombs.
Pronunciation: (blot),[key] —n. 1. Backgammon.an exposed piece liable to be taken or forfeited.
2. Archaic.an exposed or weak point, as in an argument or course of action.