Entry 3 senses · 2 variants Webster, 1913 Egress /ēʹgrĕs/ · E·gress · IPA /ˈiːɡɹɛs/ n. v. i. 01 n. The act of going out or leaving, or the power to leave; departure. 1. The act of going out or leaving, or the power to leave; departure. “Embarred from all egress and regress.” — Holland. “Gates of burning adamant, Barred over us, prohibit all egress.” — Milton. 2. The passing off from the sun's disk of an inferior planet, in a transit.(Astron.) 02 v. i. To go out; to depart; to leave. 1. To go out; to depart; to leave.