English Noun cub The young of the bear, fox, wolf, lion and some other animals. (the Cubs) The Cub Scouts. (Cub) A member of the Cub Scouts. Translations French: petit m, petite f; for terms specific to any particular animal, see bear cub, fox cub, etc (1) Italian: cucciolo m; for terms specific to any particular animal, see bear cub, fox cub, etc (1)