Childe is a term used to refer to a vampire in relation to their sire, the individual who Embraced them. It can also be used as an insult to suggest that someone is inexperienced or foolish. The plural of childe is childer.
The term is employed in Vampire: The Masquerade as well as in Vampire: The Requiem. In VTM, however, a vampire's childer can be collectively referred to as its progeny, its brood, or (in older editions), its get.