Noah Webster's Dictionary (n.) One who, or that which, is nursed; an infant; a fondling.

Multi-Version Concordance Nursling (3 Occurrences) Deuteronomy 32:25 Outside the sword shall bereave, and in the chambers, terror; on both young man and virgin, The suckling with the gray-haired man. (See NAS) Proverbs 8:30 Then I was by him, as a master workman; And I was daily his delight, Rejoicing always before him, (See JPS DBY) Lamentations 4:4 The tongue of the sucking child cleaves to the roof of his mouth for thirst: The young children ask bread, and no man breaks it to them. (See RSV)