To tuck up (a kimono) — to lift or tuck the hem/skirt of a kimono (traditional/older usage).
庭仕事をするので、彼女は着物の裾を端折った。
Because she was doing garden work, she tucked up the hem of her kimono.
古い映画では女性が端折って歩く場面をよく見る。
In old films you often see scenes where women tuck up their kimonos to walk.
To abridge or cut short (a story, explanation); to skip over or omit parts — commonly used in daily speech to mean 'to summarize' or 'to omit'.
時間がないので長い説明は端折って要点だけ伝えます。
We don't have time, so I'll skip the long explanation and convey only the main points.
彼は細かい部分を端折って話す癖があるので、訊ねるときは詳しく聞いたほうがいい。
He has a habit of skipping the small details, so it's better to ask for specifics when questioning him.
報告書では重要なデータは残し、冗長な説明は端折る必要がある。
In reports, it's necessary to keep important data and cut out redundant explanations.