upkeep meaning and definition

UPKEEP noun

Definition of upkeep (noun)

1. activity involved in maintaining something in good working order
   • "he wrote the manual on car care"
   • synonyms: care, maintenance
2. the act of sustaining life by food or providing a means of subsistence
   • "they were in want of sustenance"; "fishing was their main sustainment"
   • synonyms: maintenance, sustainment, sustenance, sustentation