Entry 2 senses · 2 variants Webster, 1913 Laky · Lak·y · IPA /ˈleɪki/ a. a. 01 a. Pertaining to a lake. 1. Pertaining to a lake. 02 a. Transparent; -- said of blood rendered transparent by the action of some solvent agent on the red blood corpuscles. 1. Transparent; -- said of blood rendered transparent by the action of some solvent agent on the red blood corpuscles.