1. a tube used to move liquid from one container to another by atmospheric pressure
2. a tubular organ in some aquatic animals used for drawing in or expelling water
Usage: biology

1. to draw off or transfer liquid through a siphon or tube
2. to take or divert something gradually or secretly

Examples

• He used a siphon to transfer gasoline from one tank to another.
• The garden hose worked as a simple siphon to drain the pool.
• Clams use their siphons to filter water for food.
• She siphoned the old oil from the car engine.
• The corrupt official siphoned money from the charity fund.
• Water siphoned through the crack in the dam.
• They siphoned off the top layer of liquid from the mixture.