- a setback; relapse; reverse.
- an eddy or countercurrent.
Examples from the Web for backset
The water is backset by a mill-dam for two miles, forming a small lake.
The rascals had had one backset, but this move seemed likely to more than make up for it.Motor Matt's Daring Rescue|Stanley R. Matthews
"There is no possible chance for any backset this time," said the lieutenant.
The backset to his ambition made him more sleepless than ever, bringing on frequent attacks of asthma.The Faith Doctor|Edward Eggleston
This was certainly a big "backset," and one they had not dreamed of.