English: Regimental Sergeant Major 3rd Battalion The Royal Welsh
Welsh: Uwch-ringyll Catrodol 3ydd Bataliwn y Cymry Brenhinol
Subject: Cyfiawnder a threfn
Welsh definition: Regimental sergeant major (RSM) is an appointment held by warrant officers class 1 (WO1) in the British Army, the British Royal Marines and in the armies of many Commonwealth and former Commonwealth nations