Lord Mergwain listened to the glug-glug in the long neck of the decanter as if it had been a song of love, and the moment it was over, was holding the glass to his nose.
"Warlock o' Glenwarlock"
George MacDonald
Moredock rose, went to a shelf, and took down a cup; the squeaking of the cork was followed by the gurgle of some fluid, and then there was a sound represented by the word "glug," and the sexton drew a long breath.
"The Man with a Shadow"
George Manville Fenn
Yet even she sucked her thumb with unceasing perseverance, and made soft glug-glugging noises in her little Indian throat.
"Dusty Star"
Olaf Baker