A large dune measuring up to several hundred kilometers in length and hundreds of meters in height. Smaller dunes often form on their leeward and windward faces.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Examples from the Web for draa

Historical Examples of draa

  • I thought in course you had been in to draa: but you says different.

    Hard Cash

    Charles Reade

  • Whatever has gotten thy wits, ma'an, to win out and draa' trigger on a pet tyke of some visitor lady at the Too'ers?

    When Ghost Meets Ghost

    William Frend De Morgan