More are sure to follow-whether or not this particular, clunking neologism survives.
From the guardian.co.uk
Mr Brown's clunking style once looked likely to be bested by Mr Cameron's slickness.
From the economist.com
The influence reaches beyond the laid-back, clunking physique of Williams'drum attack.
From the npr.org
Both ascriptions seem to fit well with my more clunking religiously-inclined agnostic.
From the markvernon.com
Could living things that evolved from metals be clunking about somewhere in the universe?
From the newscientist.com
Both times I inquired about a clunking noise from the front of the car.
From the boston.com
Sadly, a clunking script and some wooden minor parts soon reminded us this is just telly.
From the independent.co.uk
Lee must have thought he could work a similar magic on this clunking, clanking machine.
From the time.com
The items spilled out of the bags, making a series of clunking noises.
From the stltoday.com
More examples
Clop: make or move along with a sound as of a horse's hooves striking the ground
Thump: a heavy dull sound (as made by impact of heavy objects)
(clunking) clip-clop: the sound of a horse's hoofs hitting on a hard surface
An onomatopoeia (i/u02CCu0252nou028Au02CCmu00E6tu0259u02C8piu02D0u0259, -u02CCmu0251u02D0-/, or chiefly NZ /-u02C8peu026Au0259/; from the Greek u1F40u03BDu03BFu03BCu03B1u03C4u03BFu03C0u03BFu03B9u03AFu03B1; u1F44u03BDu03BFu03BCu03B1 for "name" and u03C0u03BFu03B9u03ADu03C9 for "I make", adjectival form: "onomatopoeic" or "onomatopoetic") is a word that phonetically imitates, resembles or suggests the source of the sound that it describes. Onomatopoeia (as an uncountable noun) refers to the property of such words...
A dull, metallic sound, especially one made by two bodies coming into contact; to make such a sound
A weighted fuel pick-up used in a fuel tank to assure the intake line is always in fuel.
The sound in setting down an empty bottle.
A small nozzle, usually made from brass, attached to the end of the feed pipe in a fuel tank.