Past tense of boost; to increase, enhance, or push something upward, or to steal something.
From the verb 'boost' of uncertain origin, possibly from Scandinavian languages, first appearing in American English around the 1800s with meanings of lifting or promoting.
Modern 'boost' has become especially interesting in the COVID era—vaccine boosters boosted immunity, but the word itself shows how flexible English is, applying to everything from shoplifting to psychological encouragement to quantifying increases.
Complete word intelligence in one call. Free tier — 50 lookups/day.