Also found in: Thesaurus, Medical, Encyclopedia.


The upper layer of soil at a given location, usually containing significantly more organic matter than is found in lower layers.
tr.v. top·soiled, top·soil·ing, top·soils
To place topsoil on (land).
References in periodicals archive ?
Depue notes that conventional grading, topsoiling, seeding, and mulching on two acres would have cost $125,000; his experiment cost $7,500.
2: 50 LF UG Cable in UD; 1 ea Taxi Guidance Sign; 5 ea 4 through 7 Character Sign LED Upgrade; 4 ea Taxi Guidance Sign on Existing Pad; 4 ea Remove Taxi Guidance Sign Sign only; 375 SY Seeding & Mulching; 375 SY Topsoiling.