Entry 2 senses · 2 variants Webster, 1913 Concomitant /känˌ-käm'-ət-ənt/ · Con·com·i·tant · IPA /kənˈkɑːmətənt/ a. n. 01 a. Accompanying; conjoined; attending. 1. Accompanying; conjoined; attending. “It has pleased our wise Creator to annex to several objects, as also to several of our thoughts, a concomitant pleasure.” — Locke. 02 n. One who, or that which, accompanies, or is collaterally connected with another; a companion; an associate; an accompaniment. 1. One who, or that which, accompanies, or is collaterally connected with another; a companion; an associate; an accompaniment. “Reproach is a concomitant to greatness.” — Addison. “The other concomitant of ingratitude is hardheartedness.” — South.