Definitions
1.nounA smear, smudge or blot
2.nounSomething that appears hazy or indistinct
3.nounA moral stain or blot.
4.verbTo make indistinct or hazy, to obscure or dim."to blur a photograph by moving the camera while taking it"
5.verbTo smear, stain or smudge."to blur a manuscript by handling it while damp"
6.verbTo become indistinct.
7.verbTo cause imperfection of vision in; to dim; to darken.
8.verbTo sully; to stain; to blemish, as reputation.
9.verbTo transfer the input focus away from.
10.adjectiveIn a state of doubt or confusion.