Definitions
There are 2 meanings of the phrase
Perk Up.
Perk Up - as a verb
Gain or regain energy
Example: "I picked up after a nap"
Synonyms (Exact Relations)
gain vigorpercolate13perk10pick upCause to be alert and energetic
Example: "Coffee and tea stimulate me"
Synonyms (Exact Relations)
arouse6brace9energise9energize18stimulate11Hypernyms (Closely Related)
affect14Hyponyms (Broadly Related)