locust tree

Meanings

nounlocust tree (plural locust trees)

A carob tree (Ceratonia siliqua).
Any of a number of similar looking trees in the genera Gleditsia and Robinia.
1. A honey locust (Gleditsia triacanthos), a leguminous tree with pods having a sweet, edible pulp.
2. A black locust (Robinia pseudoacacia), a leguminous tree with toxic pods, but useful for making honey.
uncommonAn African locust bean tree (Parkia biglobosa).

nounany of various hardwood trees of the family Leguminosae

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Synonym sets from Open English WordNet, CC BY 4.0.

Named after the "locusts" said to have been eaten by John the Baptist, based on the theory that they were really carob pods.

Cite this entry

APA

locust tree. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/locust%20tree

MLA

“locust tree.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/locust%20tree. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “locust tree,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/locust%20tree.