Naina Bun Posted in N Best definition Naina Bun a very firm strong bun. that only Naina Sharma is able to achive. Sometimes and most-often worn with a headband, preferably under armour. omg naina did another perfect Naina Bun How satisfied are you with the definition? Looking for Naina Bun meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 29 times.