Runny (adjective)

1. Thin or watery in consistency.
2. Having a liquid consistency, as if ready to flow.
3. Not thick or solid in consistency.

Origin:

Mid 18th century: from run (verb) + -y.

Examples:

1. The eggs were runny.
2. The soup was too runny.
3. The sauce was runny and difficult to spread.
4. The paint was runny and hard to control.
5. The cake batter was runny and wouldn't hold its shape.