Entry 2 senses · 2 variants Webster, 1913 Unswear · Un·swear · IPA v. t. v. i. 01 v. t. To recant or recall, as an oath; to recall after having sworn; to abjure. 1. To recant or recall, as an oath; to recall after having sworn; to abjure. 02 v. i. To recall an oath. 1. To recall an oath.