Entry 1 sense Webster, 1913 Laxity /(lăks"ĭ*ty̆)/ · Lax·i·ty · IPA /ˈlaksɪti/ 01 n. The state or quality of being lax; lack of tenseness, strictness, or exactness. 1. The state or quality of being lax; lack of tenseness, strictness, or exactness.