Entry 3 senses · 2 variants Webster, 1913 Leaguer · Lea·guer · IPA /lˈiːɡər/ n. v. t. 01 n. The camp of a besieging army; a camp in general. 1. The camp of a besieging army; a camp in general. 2. A siege or beleaguering.[R.] 02 v. t. To besiege; to beleaguer. 1. To besiege; to beleaguer.[Obs.]