It translates as relentless ambition, in particular the kind of relentless ambition required to get a big-budget film produced.
Widmerpool has other characteristics beyond those described: relentless ambition, total self-obsession and zero emotional intelligence, to coin a phrase recently in the media.
These traits are not portrayed positively; as Blumberg writes, "his relentless ambition is a self-delusion, clothed as quest for truth".
It's all part of a new line of attack: Obama's relentless, amoral ambition.
The documentary maker Norma Percy heads a list of friends who believe his relentless ambition can be explained by his early background.
Newcastle fearing the relentless ambitions of both men, ultimately chose neither - and instead selected Sir Thomas Robinson.
He combines a sort of easy going bonhomie with a relentless ambition and slight boorishness.
But Mr. Schroder does have a relentless ambition, a strong feel for the levers of power and a knack for making deals.
I share his relentless ambition to improve agricultural controls.
And at some point, voters may be too exhausted to resist Hillary's relentless ambition any longer.