The procedure established under the [[United_States_Constitution|Constitution]] by which the [[President_of_the_United_States_of_America|President]] refuses to approve a [[bill]] or [[joint resolution]] and thus prevents its enactment into law. A regular veto occurs when the President returns the legislation to the house in which it originated. The President usually returns a vetoed bill with a message indicating his reasons for rejecting the measure. The veto can be overridden only by a two-thirds vote in both the [[United States Senate|Senate]] and the [[United_States_House_of_Representatives|House].<ref>[http://www.senate.gov/reference/glossary_term/veto.htm] US Senate Reference</ref> | The procedure established under the [[United_States_Constitution|Constitution]] by which the [[President_of_the_United_States_of_America|President]] refuses to approve a [[bill]] or [[joint resolution]] and thus prevents its enactment into law. A regular veto occurs when the President returns the legislation to the house in which it originated. The President usually returns a vetoed bill with a message indicating his reasons for rejecting the measure. The veto can be overridden only by a two-thirds vote in both the [[United States Senate|Senate]] and the [[United_States_House_of_Representatives|House].<ref>[http://www.senate.gov/reference/glossary_term/veto.htm] US Senate Reference</ref> |