action figure

noun
  1. a toy figure with jointed, movable limbs, representing a character in a cartoon, movie, etc., or a real person or animal, often one known for exciting action or extraordinary powers.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for action figure

action figure

noun
  1. a small figure of a character from a film, television programme, comic book etc, designed as a toy and often collected by enthusiasts
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012