trap
(syn)
soda siphon
siphon:
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.
A tubelike organ found in animals or elongated cell found in plants.
siphon spillway.
chiffon: A sheer silk or rayon fabric.
siphon
informer, snitch (gloss)