Entry 2 senses · 2 variants Webster, 1913 Astert · A·stert · IPA v. t. v. i. 01 v. t. To start up; to befall; to escape; to shun. 1. To start up; to befall; to escape; to shun.[Obs.] 02 v. i. To escape. 1. To escape.[Obs.]