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1560s, from Latin extrudere "to thrust out, drive away," from ex- "out" (see ex-) + trudere "to thrust" (see extrusion). Related: Extruded; extruding.
extrude ex·trude (ĭk-strōōd')v. ex·trud·ed, ex·trud·ing, ex·trudes
To thrust, force, or press out.
To protrude or project.