speed up

Formsspeeds up, speeding up, speeded up

1. 1
   go fasterphrasal verbidiomaticintransitive

   To start going faster.

   Runners always speed up near the finish line.

   The bus speeds up once it leaves the city.

   Similaraccelerate, quicken

   Oppositeslow

   Note
2. 2
   go fasterphrasal verbtransitive

   To make something go faster.

   Can you speed up the music a little?

   The new machine sped up our work a lot.

   Similaraccelerate, expedite, hasten, quicken

   Oppositeslow

   Note
3. 3
   noun · speed-up

   Alternative spelling of speedup. It means a change that makes something take less time.

   The new timetable gives a speed-up of twenty minutes on the trip to the city.

   Workers walked out over the latest speed-up on the assembly line.

   Note

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