Vocabulary

ਲਾਏ
laaye

placed, touched, put to, as in touching something to the lips

verb
In this song
You're U Tho · Karan Aujla
Verse 3
ਤੂੰ ਪੱਕਾ ਹੋਣੇ ਬੁੱਲ੍ਹਾਂ ਨਾਲ ਲਾਏ ਨੀ
tu pakka hone bullan naal laaye ni
You must've touched them to your lips, girl