To be high and mighty, aloof, or above others.
原指地位高，现在形容领导者脱离实际，脱离群众。
《诗经·周颂·敬之》无曰高高在上，陟降厥士，日监在兹。”
The manager never listens to the employees' suggestions; he sits high above.
Learn the next connected idiom: 高高在上 (gāo gāo zài shàng) → 上行下效 (shàng xíng xià xiào)
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