oakum

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noun oa·kum \ ˈō-kəm \

Definition of oakum

:loosely twisted hemp or jute fiber impregnated with tar or a tar derivative and used in caulking seams and packing joints

Recent Examples of oakum from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'oakum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of oakum

Middle English okum, from Old English ācumba tow, from ā- (separative & perfective prefix) + -cumba (akin to Old English camb comb) — more at abide


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