A stop; an obstruction or bar to one's alleging or denying a fact contrary to his own previous action, allegation, or denial; an admission, by words or conduct, which induces another to purchase rights, against which the party making such admission can not take a position inconsistent with the admission.
(b)
The agency by which the law excludes evidence to dispute certain admissions, which the policy of the law treats as indisputable.
... suffrage has often been assumed and exercised by aliens under pretenses of naturalization, which they have disavowed when drafted into the military service. I submit the expediency of such an amendment of the law as will make the fact of voting an estoppel against any plea of exemption from military service or other civil obligation on the ground ... — Complete State of the Union Addresses from 1790 to the Present • Various
... Stanton, however, put an effectual estoppel to further investigation of the charge of corrupt or disloyal disposal of public property by the President. The following are extracts from Mr. Stanton's testimony, as given ... — History of the Impeachment of Andrew Johnson, • Edumud G. Ross
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