Entry 1 sense Webster, 1913 gumbo-limbo · IPA /ɡˈʌmboʊlˈɪmboʊ/ 01 n. A tropical American tree (Bursera simaruba) yielding a reddish resin used in cements and varnishes. 1. A tropical American tree (Bursera simaruba) yielding a reddish resin used in cements and varnishes. Syn. Bursera simaruba.