v. t. [ imp. & p. p. Extruded; p. pr. & vb. n. Extruding. ] [ L. extrudere, extrusum; ex out + trudere to thrust, akin to E. threat. See Threat. ] 1. To thrust out; to force, press, or push out; to expel; to drive off or away. “Parentheses thrown into notes or extruded to the margin.” Coleridge. [ 1913 Webster ]
2. (Metallurgy) To shape or form by forcing metal heated to a semi-plastic condition through dies by the use of hydraulic power; as, extruded metal, extruded rods, extruded shapes. [ Webster 1913 Suppl. ]