Superfast

//ˈsupɚˌfæst// adj, adv

adj, adv ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Extremely fast. not-comparable

    "The plane's large rear doors swallowed up my friend in superfast time, its departure sandblasting everyone in red prop wash as it vaporised down the main street and into the afternoon's dust-bowl sky."

Adverb
  1. 1
    At extremely high speed. not-comparable

Example

More examples

"I bought myself this superfast popcorn machine as a Christmas present."

Etymology

From super- + fast.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.