1Management or running (of a household, shop, etc.); managing affairs, often by one person or a small team.
母は小さな店を一人で切り盛りしている。
My mother runs a small shop by herself.
家計を切り盛りするのは毎月の大変な仕事だ。
Managing the household finances is a difficult monthly task.
彼は店の切り盛りがうまく、評判が良い。
He manages the shop well and has a good reputation.
2The act of cutting up food and arranging/serving it; to carve and plate food.
宴会では板前が刺身を切り盛りした。
At the banquet, the chef cut and arranged the sashimi.
彼女は大皿の切り盛りが上手だ。
She is good at arranging large platters for serving.
3In civil engineering, the cut-and-fill process—excavating and filling earth to reshape terrain.
道路工事では大量の切り盛りが必要だった。
The roadworks required a large amount of cut-and-fill earthworks.