âOâs Days at Chick-fil-Aâ will take place on the first day of one Orioles homestand each month. Orioles fans who wish to participate in this new promotion can enjoy âOâs Days at Chick-fil-Aâ on the following dates: * Friday, April 10. * Monday, May 11.
vestige (plural vestiges) 1  The mark of the foot left on the earth; a track or footstep; a trace; a sign. 2  A faint mark or visible sign left by something which is lost, or has perished, or is no longer present; remains. the vestiges of ancient magnificence in Palmyra; vestiges of former populationâ.
Definitions for vestigial structure. Here are all the possible meanings and translations of the word vestigial structure. Wiktionary(5.00 / 1 vote)Rate this definition: vestigial structure(Noun) A structure in an organism that has lost all or most of its original function in the course of evolution, such as human appendixes.