coaching noun4 •The process by which someone is coached or tutored; instruction. •[before a noun] Relating to horse-drawn stagecoaches, also to railway carriages (or coaches).The town used to be a coaching stop on the old mail route from London to Holyhead. — 2020 •(historical) The operation of horse-drawn coaches, especially as a business. •(slang, no longer used) A flogging. formscoachings