Based on water.

(dated) A kind of explosive cracker, pulled at both ends.

(slang) French inhale; inhaling smoke that has just been expelled from the mouth or inhaling smoke through the nose while simultaneously expelling it from the mouth.

(humorous) Proper organization.

A surname.

(computing) Auxiliary data embedded in a datafile for subsequent identification and verification of the file.

Snow stained with patches of red and green, naturally caused by Chlamydomonas nivalis.

plural of waterbag

A bag for carrying water. / (historical) The bag-like compartment in a camel's hump in which the animal was once believed to store water; in fact it is fatty tissue.

plural of watermelon radish