What is (a) To make dense or close, as clay or loam, by working when wet, so as to render impervious to water. (b) To make impervious to liquids by means of puddle; to apply puddle to called?

puddle — (a) To make dense or close, as clay or loam, by working when wet, so as to render impervious to water. (b) To make impervious to liquids by means of puddle; to apply puddle to. (Webster's 1913.)