Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An upward swing or trend.
  • noun An increase, as in movement or business activity.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun an upward swing
  • noun by extension an upward trend or an increase in activity

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

up- +‎ swing

Examples

Comments

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