Vaguely, between Kitty's sobs, I heard the ticking of a watch.
"This is obviously a conundrum," said Yates, ticking off the items on his four fingers.
At its highest speed this ticking changed into a continuous sound of trickling.
The ticking of the clock emphasized the inexorable silence of the house.
"Fact six," said the Baron, ticking off the thumb of his other hand.