overbearing; haughty; high-and-mighty
Describes a person's attitude as arrogant or condescending, literally 'high-waisted'. Often used with 態度 or 物言い.
彼の腰高な態度には我慢できない。
I can't stand his overbearing attitude.
unstable sumo stance; high hips in sumo
In sumo, a stance where the hips are too high, making the wrestler vulnerable to being pushed out. A technical term.
立ち合いで腰高になると、すぐに押し出されてしまう。
If you have a high-hip stance at the initial charge, you'll be pushed out immediately.
tall-paneled sliding door
Compound of 腰 (こし, 'hips, waist') and 高 (たか, 'high'). The figurative sense of 'overbearing' comes from the image of someone standing with their hips thrust forward in a proud posture. The sumo sense is a direct application of the literal meaning.