Entry 3 senses · 3 variants Webster, 1913 Populate /päp'-yəl-ātˌ/ · Pop·u·late · IPA /ˈpɑ.pjəˌleɪt/ a. v. t. v. i. 01 a. Populous. 1. Populous.[Obs.] 02 v. t. To furnish with inhabitants, either by natural increase or by immigration or colonization; to cause to be inhabited; to people. imp. & p. p. Populated; p. pr. & vb. n. Populating 1. To furnish with inhabitants, either by natural increase or by immigration or colonization; to cause to be inhabited; to people. 03 v. i. To propagate. 1. To propagate.[Obs.] “Great shoals of people which go on to populate.” — Bacon.