an elongated cylinder of cardboard, used for mailing rolled-up papers, magazines, etc.
What Does 🦚 Peacock Emoji Mean?The peacock emoji is an image of a blue and green peacock, with its tail feathers fanned into a half circle, and in most platforms, the body of the bird is front and center, colored in a rich, sapphire blue.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for mailing tube
In his hand he carried what looked like a small club, but proved on closer examination to be a mailing-tube.Sube Cane|Edward Bellamy Partridge