Entry 2 senses · 2 variants Webster, 1913 Mischoose · Mis·choose · IPA v. t. v. i. 01 v. t. To choose wrongly. imp. Mischose; p. p. Mischosen; p. pr. & vb. n. Mischoosing 1. To choose wrongly. 02 v. i. To make a wrong choice. 1. To make a wrong choice.