What does the word blur mean?

Usage examples for blur

  1. The shadows lengthened rapidly and her view through the glasses was beginning to blur when the gates of the stockade swung back and five horses dashed out, running at top speed under the urge of the spurs. – The Settling of the Sage by Hal G. Evarts
  2. Afterwards that nightmare journey through the murdered city was a detailless blur to Allan. – When the Sleepers Woke by Arthur Leo Zagat