As nouns the difference between slummer and scummer
is that slummer is an inhabitant of a slum while scummer is an instrument for taking off scum or scummer can be excrement, scumber.
As a verb scummer is
scumber.
scummer
English
Noun
(
en noun)
(soccer, pejorative) someone connected with , as a fan, player, coach etc.
Synonyms
*Saint