noun
plural smudges
[count] :a dirty mark, spot, streak, etc.
verb
smudges; smudged; smudging
[+ obj] :to make a dirty mark, spot, streak, etc., on (something)
[no obj] :to become blurry and unclear by being touched or rubbed
[+ obj] :to make (something) blurry or unclear by touching or rubbing it
US