English

Verb

speed up ‎(third-person singular simple present speeds up, present participle speeding up, simple past and past participle speeded up or sped up)

1. (idiomatic, intransitive) To accelerate; to increase speed.

   The car sped up as it went around the corner.

2. (transitive) To increase the speed of something; to make something go faster.

   You shouldn't speed up your car when you go around corners.

Synonyms

• accelerate
• gain momentum
• pick up speed

Antonyms

• slow down

Translations