Definition deep in British English

deep adverb

adverb

/diːp/

a long way down from the top or the surface

Example

men who work deep under the ground

Example

deep below the ocean's surface

Synonyms and related words

bottomless the bowels of something come down

Explore Thesaurus

a long way into something

Example

They continued deep into the forest.

Synonyms and related words

bottomless the bowels of something come down

Explore Thesaurus

if people or things are two deep, three deep etc, there are two, three etc rows of them behind or on top of one another

Example

People were standing three deep at the side of the road to watch the procession.

Synonyms and related words

bottomless the bowels of something come down

Explore Thesaurus

Words related to deep:

between the devil and the deep blue sea (phrase) deep (adjective) deep (adverb) deep clean (verb) deep dive (noun) deep down (phrase) deep freeze (noun) deep in debt (phrase) deep in something (phrase) deep the night (phrase) deep learning (noun) deep packet inspection (noun) deep pan (adjective) deep structure (noun) deep throat (noun) deep vein thrombosis (noun) deep-fat fryer (noun) deep-fried (adjective) deep-fry (verb) deep-plan (adjective) deep-rooted (adjective) deep-sea (adjective) deep-seated (adjective) deep-set (adjective) dig deep (phrase) go off the deep end (phrase) in deep doo-doo (phrase) in deep trouble (phrase) deep water (phrase) knee-deep (adjective) deep (phrase) skin-deep (adjective) still waters run deep (phrase) the deep (noun) the Deep South () the Deep Web (noun) throw someone in at the deep end (phrase) waist-deep (adjective, adverb)