thruster thrust • thrustful · · · Info · Definitions · Synonyms · Characters · · thruster · · Text Latin · · Script 8 · · Length Definitions · · · (noun) one who intrudes or pushes himself forward. Synonyms: pusher. · · Noun Definition 1 (noun) a small rocket engine that provides the thrust needed to maneuver a spacecraft. · · Noun Definition 2 Synonyms · · · pusher · · Synonym 1 Characters · · e latin small letter e U+0065 h latin small letter h U+0068 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075