What does Action Master mean?

Action Master meaning in Urban Dictionary

a form of TransFormer which will not really transform, but that will be alternatively an action figure with higher level articulation (similar to a GI Joe figure). Half the Action Masters were converted versions of early in the day characters, and all seem like they need to have alternative settings. They also have transforming companions or accessories. They've been very controversial among transformers fans, because many feel that these are generallyn't transformers if they never transform.