<p><strong>Verb</strong></p><ul><li>(used with object) to make intense or more intense.</li><li>to strengthen with some added piece, support, or material: to reinforce a wall.</li><li>to strengthen (a military force) with additional personnel, ships, or aircraft: to reinforce a garrison.</li><li>to strengthen; make more forcible or effective: to reinforce efforts.</li><li>to augment; increase: to reinforce a supply.</li><li>Psychology: to strengthen the probability of (a response to a given stimulus) by giving or withholding a reward.</li></ul><p><strong>Noun</strong></p><ul><li>something that reinforces.</li><li>a metal band on the rear part of the bore of a gun, where the explosion occurs.</li></ul><p><strong>End of Response</strong></p>