Soil

/sɔɪl/

Meaning & Definition

noun
The upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic substances, clay, and rock particles.
The soil in this area is rich in nutrients, making it ideal for farming.
The agricultural life or farming in general.
He decided to leave the city and return to the soil, where he could work on his family farm.
A particular geographical area or region regarded as the home of a specific group of people.
The soil of his ancestors was important to him, and he often spoke of his heritage.
verb
To make dirty or unclean, especially on the surface.
The children soiled their clothes while playing outside in the mud.
To tarnish or damage the purity or integrity of something.
The scandal soiled the reputation of the once-respected organization.

Etymology

Middle English, from Old French 'soil' meaning 'ground, land', from Latin 'solum' meaning 'ground, bottom'.

Common Phrases and Expressions

soil erosion
The wearing away of the topsoil.
fertile soil
Soil that is rich in nutrients and capable of supporting plant growth.
soil sample
A small quantity of soil collected for testing.

Related Words

topsoil
The uppermost layer of soil, important for plant growth.
subsoil
The layer of soil beneath the topsoil, usually less fertile.
humus
Decomposed organic material in soil.

Slang Meanings

To soil (verb usage)
He soiled his reputation by cheating.
Soil (figuratively, as in 'to corrupt')
Don't let the city life soil your soul.