urinant en · ADJ
Etymology
From Latin ūrīnāns, present active participle of ūrīnor (“to dive”).
Meanings
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(not-comparable) Of a fish: oriented vertically, with the head to base and tail to chief, as if diving.
On a chapeau gules, guarded ermine, a gurnet (fish) urinant proper.
1866, John Edwin Cussans, The Grammar of Heraldry: Containing a Description of All the Principal Charges Used in Armory, the Signification of Heraldic Terms, and the Rules to be Observed in Blazoning and Marshalling ; Together with the Armorial Bearings of All the Landed Gentry in England Prior to the Sixteenth Century, page 84:2) gules, in bend two fish, urinant and hauriant, respectively, argent, their fins "dark azure" (sic).
1992, Donald R. Mandich, Joseph Anthony Placek, Russian Heraldry and Nobility, Dramco:Azure, three trout interlaced in triangle: the chiefmost naiant, one urinant in bend, and one haurient in bend sinister, all argent.
2006, Encyclopedia Americana: Heart to India: