milk pool

The ejaculation of one into his or someone else's bellybutton thus making a milk pool

Bro i totally milk pooled her last night.

Milk’s at the Pool

Characterized by perfect weather. Time typically spent relaxing outdoors or by water.

As a phrase, "milk’s at the pool" refers to atmospheric conditions as well as a state of mind.

“It’s nice to have time away from the office. Thanks for taking me to the lake.”
“Ya, man. Milk’s at the pool.”