This is the 15261st most frequent German word.
uncool
Not stylish, unattractive, or socially awkward.
Here, 'uncool' is used as a colloquial term to express disapproval or dissatisfaction with a situation.
Das ist aber uncool, dass wir heute keinen Strom haben.
It's really uncool that we don't have power today.
In this sentence, 'uncool' describes behavior that is socially unacceptable or frowned upon.
Er benimmt sich echt uncool, wenn er andere auslacht.
He acts really uncool when he laughs at others.
In this usage, 'uncool' conveys a breach of trust or social norms.