Vocabulary

ਭਾਫ਼
bhaaf

steam -- here referring to steam treatment for tired or irritated eyes, a common desi home remedy using hot water vapor

noun
In this song
Akhiyan · Harkirat Sangha
Verse 3
ਭਾਫ਼ ਦੇ-ਦੇ ਥੱਕ ਗਈ ਆਂ
bhaaf de-de thakk gayi aan
Tired of steaming them over and over