A person who knocks; someone who arrives or visits.
वह व्यक्ति जो खटखटाता है; कोई जो आता है या दौरा करता है
English Usage: The knocker at the door announced his arrival.
Hindi Usage: दरवाज़े पर खटखटाने वाले ने उसके आगमन की घोषणा की।
khatkhatane wala, khatkhataane wala, khatakhatane wala, khatkhataaniya, khatakhatana wala