Entry 3 senses · 2 variants Webster, 1913 Flaggy · Flag·gy · IPA /ˈflæɡi/ a. a. 01 a. Weak; flexible; limber. 1. Weak; flexible; limber. 2. Tasteless; insipid; as, a flaggy apple.[Obs.] 02 a. Abounding with the plant called flag; as, a flaggy marsh. 1. Abounding with the plant called flag; as, a flaggy marsh.