1. expired; voided; terminated: a lapsed insurance policy.
  2. no longer committed to or following the tenets of a particular belief, obligation, position, etc.: a lapsed Catholic.

Origin of lapsed

First recorded in 1610–20; lapse + -ed2
Related formsun·lapsed, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018