A colloquial, vulgar expression meaning that someone is completely indifferent to something. It expresses that something plays absolutely no role or has no importance.
example
Mir ist es scheißegal, ob wir heute oder morgen fahren.
I don't give a shit whether we leave today or tomorrow.
Usage tips
Word composition
This word is an intensification of 'egal' (indifferent/doesn't matter) through the vulgar word 'Scheiße' (shit). It expresses extremely strong indifference and is meant literally.
EXAMPLE
Ihm war es scheißegal, was die anderen über seine neue Frisur dachten.
He didn't give a shit what the others thought about his new haircut.
Register and style
'Scheißegal' is a very colloquial and vulgar expression. Use it only in very informal situations among friends, since otherwise it can be perceived as rude or offensive.
EXAMPLE
Ganz ehrlich, das ist mir scheißegal.
Honestly, I don't give a shit about that.
Sentence structure with dative
The word is almost always used with the verb 'sein' (to be). The person who doesn't care about something is in the dative.
EXAMPLE
Mir ist es scheißegal, ob du mitkommst oder nicht.
I don't give a shit whether you come along or not.
Compare with
antonym
scheißegal vs wichtig
important
'wichtig' and 'scheißegal' are clear opposites. If something is 'wichtig', it has significance and you should pay attention to it. If something is 'scheißegal' to someone, it does not matter to that person at all. 'scheißegal' is very colloquial and vulgar. It is only used in casual or angry situations, not in polite conversations or at work.
scheißegal
Ihr war scheißegal, welche Farbe die neuen Vorhänge haben.
She didn't give a shit what color the new curtains were.
wichtig
Vor der Reise ist die Kontrolle des Autos wichtig.