1. to sink, bend, or hang down from weight or pressure
2. to become weaker or less firm

1. a downward bend or curve caused by weight or pressure
2. a decline or weakening

Examples

• The old mattress began to sag in the middle.
• Her shoulders sagged with exhaustion.
• The rope sagged under the weight of the wet clothes.
• Sales tend to sag during the summer months.
• There was a noticeable sag in the roof beam.
• The team’s morale showed a sag after the defeat.
• The heavy snow caused the tent to sag dangerously.