Longman Dictionary of Contemporary English - blotting

~ v 1 to dry a wet surface by pressing soft paper or cloth on it 2 blot your copybook informal to do something that spoils the idea that people have of you blot sth out phr v to cover or hide something completely  (Thick, white smoke completely blotted out the sun. | She had blotted out all her memories of the accident.) blot sth up phr v to remove liquid from a surface by pressing a soft cloth, paper etc onto it ~2 n 1 a mark or spot that spoils something or makes it dirty  (ink blots) 2 a building, structure etc that is ugly and spoils the appearance of a place  (a blot on the landscape)  (That new power station is a real blot on the landscape.) 3 something that spoils the good opinion other people have of you  (The Colonel's confession is a blot on the army's honor.)