Noun
HNoMS
(military, nautical) Initialism of his/her Norwegian majesty's ship.
Another early torpedo boat, HNoMS Rap As originally built, Lightning had two drop collars to launch torpedoes; these were replaced in 1879 by a single torpedo tube in the bow. Source: Internet
But the design’s reputation took a hit in 2018 when one of Norway’s Navantia-built combatants, the HNoMS ), sank after colliding with a tanker. Source: Internet