As she smiled up at him, Lex heard a dull plop.
It dropped with a dull plop into water.
Jommy ducked sideways as the gun went off with a dull plop.
It exploded with a dull plop, followed instantly by the hiss of escaping gas.
There was a dull plop that neither Marty nor his helper heard.
Before he realised it, his bloody hand and the knife had dropped into the sea with a dull plop.
But the heavy machine sailed only ten feet through the air, then landed on the lake of pitch with a dull plop.
There was a dull plop as the invisible form dropped lightly from the balcony.
Murelli's scream and the dull plop of his silenced weapon came simultaneously.
There was a dull plop, a strange ripping sound!