or sing·a·long

[ sing-uh-lawng, -long ]
/ ˈsɪŋ əˌlɔŋ, -ˌlɒŋ /


an informal or unrehearsed singing of songs by a group of people, usually under the direction of a leader; songfest.
an occasion marked by such singing.

Origin of sing-along

First recorded in 1955–60; noun use of verb phrase sing along Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sing-along