Gravel or small pebbles used as ballast or for paths and driveways.
家の前に砂利を敷いて、庭の drainage を良くした。
We laid gravel in front of the house to improve the garden's drainage.
砂利道を歩くと小石が靴の下でカラカラ音を立てる。
Walking on the gravel road, the pebbles rattle under my shoes.
駐車場には砂利が敷かれているため、雨の日はぬかるみやすい。
Because the parking lot is covered with gravel, it tends to get muddy on rainy days.
Colloquially (じゃり), a slang term for a child or small kid (can be dismissive); informal and can be rude.
あのじゃりどもは公園で騒ぎ続けている。
Those kids have been making noise in the park.