1. Droop, sink, or settle from or as if from pressure or loss of tautness
   "The tent sagged under the weight of the snow";
   - droop, swag, flag
    
2. Decline, weaken, or lose strength
   "The team's morale sagged after their third loss"

1. A shape that sags
   "there was a sag in the chair seat";
   - droop

Derived forms: sagging, sagged, sags

Type of: depression, drop, drop down, impression, imprint, sink

Encyclopedia: Sag, Ivan