Meaning
To pester with endless chatter; to talk someone's head off.
Literally: 'to eat the head'
See it in the verse
Sar khaana in Iqbal’s couplets
Main jo sar-ba-sajda hua kabhi to zameen se aane lagi sada
Tera dil to hai sanam-aashna tujhe kya milega namaz mein
Tera dil to hai sanam-aashna tujhe kya milega namaz mein
Whenever I bowed my head in prostration, a voice rose from the earth: your heart is in love with idols — what will you gain from prayer?
Self-Knowledge · Humility
Jinhen main dhundhta tha aasmanon mein zaminon mein
Wo nikle mere zulmat-khana-e-dil ke makinon mein
Wo nikle mere zulmat-khana-e-dil ke makinon mein
Those I searched for across the skies and the earth turned out to dwell in the darkened house of my own heart.
Self-Knowledge · Awakening · Selfhood