Weba. : earliest. She won first prize. his first girlfriend. b. : being the lowest forward gear or speed of a motor vehicle. couldn't get the car out of first gear. c. : having the highest or most prominent part among a group of similar voices or instruments.

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WebSynonyms for FIRST: initial, inaugural, earliest, foremost, original, maiden, previous, early; Antonyms of FIRST: last, final, latter, latest, ultimate, subsequent, terminal, following Merriam-Webster Logo