banner

2. What is a banner?

A banner is a flag or other piece of cloth bearing a symbol, logo, slogan or other message. Banner-making is an ancient craft.The word derives from late Latin bandum, a cloth out of which a flag is made (Latin banderia, Italian bandiera), (Spanish bandera). A banner is a flag or pennant that signals something.

Example :

3. what is the different between a banner and a poster?

The main meaning of banner is a flag, a coloured or patterned textile that hangs free (and can move in the wind) A poster is usually paper stuck to a solid background. A secondary use of banner emerged with early computer printers, to mean a poster larger than one page, usually made by printing a roll of paper in "landscape" style.