siphon

Short definition from Wiktionary

Noun

1. 1
   A bent pipe or tube with one end lower than the other, in which hydrostatic pressure exerted due to the force of gravity moves liquid from one reservoir to another.
2. 2
   A soda siphon.
3. 3
   A tubelike organ found in animals or elongated cell found in plants.

Verb

1. 1
   To transfer (liquid) by means of a siphon.
2. 2
   To transfer directly.
3. 3
   To steal or skim off something, such as money, in small amounts; to embezzle.