fastest
adjective
1. superlative form of fast: most fast
- Usain Bolt is the fastest man on Earth.
verb
1. (archaic) second-person singular simple present form of fast
- But thou, when thou fastest, anoint thine head, and wash thy face.
1. superlative form of fast: most fast
- Usain Bolt is the fastest man on Earth.
1. (archaic) second-person singular simple present form of fast
- But thou, when thou fastest, anoint thine head, and wash thy face.