Definitions

1. noun

A tube or pipe with one end lower than the other, used to remove a liquid from a container, or to draw air or gas out of something, typically by atmospheric pressure.

“The gardener used a siphon to remove the water from the old paint cans.”

2. verb

To draw or remove a liquid from a container, or to draw air or gas out of something, typically by atmospheric pressure.

“Siphon off the excess water from the garden before the night falls.”