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[blot] /blɒt/
a spot or stain, especially of ink on paper.
a blemish on a person's character or reputation:
He had been haunted by a blot on his past.
Archaic. an erasure or obliteration, as in a writing.
verb (used with object), blotted, blotting.
to spot, stain, soil, or the like.
to darken; make dim; obscure or eclipse (usually followed by out):
We watched as the moon blotted out the sun.
to dry with absorbent paper or the like:
to blot the wet pane.
to remove with absorbent paper or the like.
verb (used without object), blotted, blotting.
to make a blot; spread ink, dye, etc., in a stain:
The more slowly I write, the more this pen blots.
to become blotted or stained:
This paper blots too easily.
Chemistry. to transfer an array of separated components of a mixture to a chemically treated paper for analysis.
Verb phrases
blot out,
  1. to make indistinguishable; obliterate:
    to blot out a name from the record.
  2. to wipe out completely; destroy:
    Whole cities were blotted out by bombs.
Origin of blot1
1275-1325; (noun) Middle English blotte, akin to Old Norse blettr blot, spot, stain; (v.) late Middle English blotten, derivative of the noun
Related forms
blotless, adjective
blottingly, adverb
blotty, adjective
unblotted, adjective
1. blotch, ink stain. 2. stain, taint, dishonor, disgrace, spot. 4. sully, disfigure. 5. obliterate, efface, erase, expunge. 7. absorb. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for blotting
Contemporary Examples
Historical Examples
  • It is like blotting out the sun from heaven and leaving a world in darkness.

  • There was paper, there was ink and there was a pen with a new nib in it, and blotting paper!

    The Foolish Lovers St. John G. Ervine
  • It literally fell in sheets, blotting out everything like a fog even when the constant flashes illuminated the scene.

  • He put the letter under the blotting paper, and called, "Yes, Gilbert!"

    Changing Winds St. John G. Ervine
  • He is ever in his office, receiving all who come, and blotting out with his own blood the handwriting which is against them.

  • Should I take to blotting and erasing, there is no knowing when my task would be over.

    In Direst Peril David Christie Murray
  • In front of each was a sheet of clean foolscap, pen, ink, and blotting paper.

    The King of Alsander James Elroy Flecker
  • You must find your own ink, pens, and blotting paper, but we provide this table and chair.

British Dictionary definitions for blotting


a stain or spot of ink, paint, dirt, etc
something that spoils or detracts from the beauty or worth of something
a blemish or stain on one's character or reputation
verb blots, blotting, blotted
(of ink, dye, etc) to form spots or blobs on (a material) or (of a person) to cause such spots or blobs to form on (a material)
(informal) blot one's copybook, to spoil one's reputation by making a mistake, offending against social customs, etc
(intransitive) to stain or become stained or spotted
(transitive) to cause a blemish in or on; disgrace
to soak up (excess ink, etc) by using blotting paper or some other absorbent material
(of blotting paper or some other absorbent material) to absorb (excess ink, etc)
(transitive) often foll by out
  1. to darken or hide completely; obscure; obliterate
  2. to destroy; annihilate
Word Origin
C14: probably of Germanic origin; compare Middle Dutch bluysterblister


(backgammon) a man exposed by being placed alone on a point and therefore able to be taken by the other player
(archaic) a weak spot
Word Origin
C16: perhaps from Middle Dutch bloot poor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for blotting

mid-15c., verbal noun from blot (v.). Blotting paper is recorded from 1510s.



late 14c., originally "blemish," perhaps from Old Norse blettr "blot, stain," or from Old French blot, variant of bloc "block," or blestre "blister, lump, clump of earth."


early 15c., "to make blots;" mid-15c. "to blot out, obliterate" (words), from blot (n.). Related: Blotted; blotting.

Online Etymology Dictionary, © 2010 Douglas Harper
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blotting in Medicine

blot (blŏt)
The Northern, Southern, or Western blot analyses.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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blotting in the Bible

a stain or reproach (Job 31:7; Prov. 9:7). To blot out sin is to forgive it (Ps. 51:1, 9; Isa. 44:22; Acts 3:19). Christ's blotting out the handwriting of ordinances was his fulfilling the law in our behalf (Col. 2:14).

Easton's 1897 Bible Dictionary
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