Definitions

1. noun

a fast-moving animal, typically a bird or a small mammal, especially a bird of the family Apodidae, having a long, pointed wingspan and a streamlined body, such as a swallow or a martin

“She saw a swift flying over the tree.”

2. adjective

moving or able to move quickly

“The swift current carried the boat downstream.”

3. adverb

in a swift manner or to a great extent

“She ran swiftly through the park.”

4. verb

to move or cause something to move quickly

“The wind swiftly blew the leaves off the tree.”