'Pick-me-up' definitions:

Definition of 'pick-me-up'

From: WordNet
noun
Anything with restorative powers; "she needed the pickup that coffee always gave her" [syn: pickup, pick-me-up]
noun
A tonic or restorative (especially a drink of liquor) [syn: bracer, pick-me-up]

Definition of 'Pick-me-up'

From: GCIDE
  • Pick-me-up \Pick"-me-up`\, n. A stimulant, restorative, or tonic; a bracer. [Colloq.] [Webster 1913 Suppl.]