“There must be a few dirty jobs, such as knackers 'men, and also text-revisers: are the philologists to carry out tasks of this nature?”
“The city itself is not just home to deities and "knackers" (those with magical talents) run amok, but has powers and disciples, called”
“Lions, taken down from the brewery roof and destined for the knackers' yard, or an architectural salvage shed run by Bermondsey wide boys, were saved by the personal intervention of King George VI.”
“Even her colleagues think she has some brass knackers.”
“But to want to see the back of chick-lit because you've read too many blurbs that feature a single girl with too many shoes and a Martini habit is a bit like consigning pop music to the knackers' yard just because you don't like The X Factor.”
“Many horses are sent to knackers' yards or turned into meat to feed hunt dogs, according to Animal Aid.”
“At a village fete in Kent over the weekend I saw three Kent officers sweating their knackers off in full kit, vets and hi-viz.”
“There were four debutants including one, José Enrique, who arrived 24 hours earlier and was thrust into the team when Fábio Aurelio returned injured to the knackers yard.”
“As long as it's not exam time, just sit in somewhere that knackers your institution's I.T. structure.”
“Today's greens, it charges, seek to sustain the culture that knackers the planet, demanding only that we replace old, polluting technologies with new ones – wind farms, solar arrays, wave machines – that wreck even more of the world's wild places.”
These user-created lists contain the word ‘knackers’.
Please note these aren't all *strictly* testicle terms, but include other... uh... nearby parts.
Also, an interesting quote can be found here, and another on...
Looking for tweets for knackers.