An irregularly shaped area.
An uneven patch of color or discoloration.
A bright or dark spot on old film caused by dirt and loss of the gelatin covering the film, due to age and poor film quality.
A dark spot on the skin; a pustule.
Blotting paper.
Any of various crop diseases that cause the plant to form spots.
Imperfection; blemish on one’s reputation, stain.
To develop blotches, to become blotchy.
To mark with blotches.
A soft coating of mud, plaster, etc.
Excrement or clay used as a bonding material in construction.
A crude or amateurish painting.
To apply (something) to a surface in hasty or crude strokes.
To paint (a picture, etc.) in a coarse or unskilful manner.