Castmate

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Someone with whom one performs together, as a member of a cast.

    "A few feet away, her friend and castmate Tara Ross, also 18, was applying makeup; outside their door, a couple of boys were sacked out on a couch, studying notes in binders."

Example

More examples

"A few feet away, her friend and castmate Tara Ross, also 18, was applying makeup; outside their door, a couple of boys were sacked out on a couch, studying notes in binders."

Etymology

From cast + -mate.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.