(idiomatic) To go out in search of something or for a specific purpose. / (idiomatic) To become available for illegal purchase.

present participle of hit the streets

(idiomatic) Within an urban environment, a district or set of locales in which there is a high incidence of poverty, crime, disrepair, antisocial behavior, or other adverse conditions.

(physics) A double row of vortices in a fluid sometimes found in the wake of a cylindrical body (such as in a river, downstream of a bridge support), eddies being produced from alternate sides of the body.

(idiomatic, of the technique for committing suicide) Along the radial artery rather than across the wrist from side to side.

Alternative form of von Kármán vortex street

(figuratively, dated) very long odds (in favour or against an outcome)

(informal) The Bank of England.

Alternative form of Old Lady of Threadneedle Street (“the Bank of England”)

(chiefly in the negative) Synonym of trust someone as far as one could throw them