- 1[intransitive] to hang or bend down in the middle, especially because of weight or pressure a sagging roof The tent began to sag under the weight of the rain. Your skin starts to sag as you get older. Her shoulders sagged in defeat.
- 2[intransitive] to become weaker or fewer Their share of the vote sagged badly at the last election. We tried to revive her sagging spirits.
NAmE//sæɡ//Verb Forms present simple I / you / we / they sag
he / she / it sags
past simple sagged
-ing form sagging
1 Weight has caused the sag.Idioms
sag noun [uncountable, countable, usually singular]jump to other results
2used to say that someone suddenly looked surprised, shocked, or disappointed
somebody's jaw dropped/fell/saggedjump to other results