From agros; wild (as pertaining to the country), literally (natural) or figuratively (fierce) -- wild, raging.
see GREEK agros
1. living or growing in the fields or the woods, used of animals in a state of nature, and of plants which grow without culture: μέλι ἄγριον wild honey, either that which is deposited by bees in hollow trees, clefts of rocks, on the bare ground (1 Samuel 14:25 (cf. 1 Samuel 14:26)), etc., or more correctly that which distils from certain trees, and is gathered when it has become hard (Diodorus Siculus 19, 94 at the end, speaking of the Nabathaean Arabians says φύεται παῥ αὐτοῖς μέλι πολύ τό καλούμενον ἄγριον, ᾧ χρῶνται πότῳ μεθ' ὕδατος; cf. Suidas and especially Suicer under the word ἀκρίς): Matthew 3:4; Mark 1:6.
2. fierce, untamed: κύματα θαλάσσης, Jude 1:13 (Wis. 14:1).