At or on the double synonyms | adverbs

Synonyms for At or on the double as an Adverb

• briskly

  at once
• at full speed

  at once
• pdq

  at once
• posthaste

  at once
• swiftly
• speedily
• hell for leather
• like lightning
• hotfoot
• like the clappers
• with all speed
• like greased lightning
• hastily
• hurriedly
• rapidly
• fast
• quick
• at high speed
• apace
• at the speed of light
• at full tilt
• at a rate of knots
• lickety-split
• latstick