adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Deeply involved in something, or working on something. figuratively, not-comparable

Synonyms

All synonyms

;in the thick of itknee-deepup to one's elbows

Etymology

Compound of elbow + deep.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.