Entry 2 senses · 2 variants Webster, 1913 Savvy /săv'-ē/ · Sav·vy · IPA /ˈsæv.i/ v. t. & i. n. 01 v. t. & i. To understand; to comprehend; know. 1. To understand; to comprehend; know.[Slang, U. S.] 02 n. Comprehension; knowledge of affairs; mental grasp; also, practical know-how; common sense. 1. Comprehension; knowledge of affairs; mental grasp; also, practical know-how; common sense.[Slang, U. S.]