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percolator

What does percolator mean?

A device or chamber inside a bong that splits smoke into many small bubbles through slits or holes, giving extra filtration and cooling. Often shortened to 'perc'.

"That tree perc makes the hit incredibly smooth."

Origin

Borrowed from the coffee percolator; descriptive of the bubbling action.

Frequently asked questions

What is a percolator in a bong?
It's a chamber that breaks smoke into many small bubbles through slits or holes, giving extra filtration and cooling for a smoother hit. It's often shortened to 'perc'.
What does a perc do?
By bubbling the smoke through water in many tiny streams, it cools the smoke and filters out more particulates, making each hit smoother on the throat.
Why is it called a percolator?
The name is borrowed from the coffee percolator, describing the bubbling action as smoke passes through the water.
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Slang definitions: FreeDict original editorial.