Scum
Scum or S.C.U.M. may refer to:

Scum
Soap scum, an informal term for the white solid that results from the addition of soap to hard water
Impurity that accumulates at the surface of a liquid (especially water or molten metal)
Dross, solid impurities floating on a molten metal
Algae or similar vegetation found floating on the surfaces of ponds
The topmost liquid layer in a septic tank, mainly consisting of fats

Games and sport
Scum (video game), an upcoming open-world survival video game
Scum (card game), a card game in which players race to get rid of all of the cards in their hands
S.C.U.M. (professional wrestling), a professional wrestling stable
"Scum" or "scummers", a derogatory nickname for English football club Southampton F.C., used by supporters of rivals Portsmouth

Books, film and TV
Scum, novel by Isaac Bashevis Singer translated from the Yiddish by Rosaline Dukalsky Schwartz
Scum, a script by Roy Minton
Scum (television play), a once banned television version (1977) directed by Alan Clark with Ray Winstone in a lead role
Scum (film), a British feature film version (1979) of the above directed by Clark and with Winstone
The SCUM Manifesto, a book by Valerie Solanas

Music
Bands
Scum (band), a Norwegian hardcore punk/black metal band
S.C.U.M (band), an English post-punk/art rock group
SCUM, a side project of Japanese noise musician Merzbow

Albums
Scum (Anti-Nowhere League album), 1997
Scum (Napalm Death album), 1987
Scum (Rat Boy album), 2017
Scums (album), by Nightmare, 2013

Songs
"Scum", by Depeche Mode from Spirit, 2017
"Scum", by Goat Girl, 2016
"Scum", by Meat Puppets from No Joke!, 1995
"Scum", by Nick Cave and the Bad Seeds from Your Funeral... My Trial, 1986
"Scum", by Oi Polloi from Unite and Win, 1987
"Scum", by Lovejoy from Wake Up & It's Over, 2023

Acronyms
SCUMM (Script Creation Utility for Maniac Mansion), scripting language for development of the graphical adventure game Maniac Mansion
SCUM Manifesto, a 1967 radical feminist manifesto wherein SCUM means "Society for Cutting Up Men"
Project SCUM, a cigarette marketing initiative
S.C.U.M. ("Saboteurs and Criminals United in Mayhem"), the criminal organisation from the animated series; James Bond Jr.

See also
All pages with titles containing scum
Scum Lake (disambiguation)
Scum of the Earth (disambiguation)
Skum (disambiguation)
Scump or Seth Abner (born 1995), professional Call of Duty player
Scrum (disambiguation)