puhekieltä Unit's Commanding Officer or the Commander of a naval vessel.
puhekieltä(non-gloss definition)
1934, P. G. Wodehouse, Right Ho, Jeeves
“Don't mention it, old man,” I responded courteously.
1958, H. E. Bates, The Darling Buds of May
'Coming up, coming up, coming up,' Pop said. 'There you are, Charley, old man. Larkin Special. Don't ask what's in it. Don't stare at it. Don't think. Just drink it down. In ten minutes you'll feel perfick again.'