puhekieltä To flow or cause to flow in a noisy series of spurts, as when liquid is emptied through the narrow neck of a bottle.
1900, J. H. Crawford, The autobiography of a tramp
But so long as the water kept flopping and glucking aside me, I was right.
1904, H. G. Wells, The Country of the Blind
The little phial glucked out its precious contents.
1990, E. P. Mathers, Book of the Thousand Nights and One Night (page 235)
Know, O Commander of the Faithful, that the eldest of my brothers, he who became lame, is called Bakbuk because when he tattles he makes a glucking noise like water coming out of a jar.
2008, Neil Munro, John Splendid (page 183)
The river, hurrying through grassy levels, glucked and clattered and plopped most gaily(..)