From Longman Dictionary of Contemporary Englishhandrailhand‧rail /ˈhænd-reɪl/ noun [countable] TBa long bar that is fixed to a wall for people to hold while they walk up or down stairs
Examples from the Corpus
handrail• A handrail was placed in the hallway.• His tip was for handrails to be provided around the Laundry Building, to prevent people falling during routine maintenance access.• First they must install handrails and foot rails to protect the instrument as they work.• They've just finished a new office block with the lowest handrails.• Later on, permanent handrails may be fixed to the walls of the toilet, if necessary.• Cardiff turned, heart pounding and grabbed the handrail, hauling himself up the stairs.• But as you approach the second steel-lattice tower, you should look down over the handrail.• At first his weight was so slight that he had almost to force himself downward by holding on to the handrail. 