Meaning

noun a small lightweight carriage; drawn by a single horse

adjective informal or slang terms for mentally irregular

adjective infested with bugs

originEtymology tree English bug Proto-Indo-European *-kos Proto-Germanic *-gaz Proto-West Germanic *-g Old English -iġ Middle English -y English -y English buggy From bug + -y.

Etymology from Wiktionary, CC BY-SA 3.0