ex·trude 
(ĭk-strd)
(ĭk-strd)v. ex·trud·ed, ex·trud·ing, ex·trudes
v.tr.
1. To push or thrust out.
2. To shape (a plastic, for instance) by forcing it through a die.
v.intr.
To protrude or project.
[Latin extrūdere : ex-, ex- + trūdere, to thrust; see treud- in the Appendix of Indo-European roots.]