Khich kha
Means to stfu in local Mohammadpur slang. Mohammadpur is a lowkey and wicked area in Dhaka with 1207 pincode
Chotobhai: mama bhalo lage na to *being annoying*
Boro Bhai: eii baal khich kha to *man stfu*
Boro Bhai: eii baal khich kha to *man stfu*