sucking
/ˈsʌkɪŋ/
noun
- The action of drawing something into the mouth by creating a vacuum.
- The doctor checked the infant's sucking reflex.
- Sucking on a straw too hard can make a funny noise.
- The baby's sucking was loud and steady.
adjective
- That sucks; drawing in or pulling by suction.
- The vacuum cleaner made a strong sucking noise.
- The sucking sound of the drain told him the water was going down.
- A sucking wound can be dangerous because it lets air into the chest cavity.