Top Definition
Sifoncito is a spanish word meaning siphon (of soda water).
So to make sifoncito, a girl must get a cum load in her mouth, suck it up to the nasal cavity and sneeze it out her nose, thus mimicking a Sifoncito.
It's related to the Angry Dragon
The other night, I came all inside Marianela's mouth, and she made a sifoncito.
by Juan Carlos Petruza October 26, 2007

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