The most comprehensive online collection of UK street, road, and grime slang - authentic definitions, real examples, and cross-linked meanings from the culture. Man said etymology ting? You're deep with it still.
Deep it
verb
Realise, Understand;
London youth slang meaning to fully realise or comprehend something, often after reflection. Common in grime, drill, and road talk when someone finally “gets” a situation or appreciates its seriousness. The phrase can describe dawning awareness (“deep the levels”) or encourage empathy (“deep what he’s saying”).