Verb
achieve something by means of trickery or devious methods
Source: WordNetA related concept, the "Finagle factor", is an ad hoc multiplicative or additive term in an equation which can only be justified by the fact that it gives more correct results. Source: Internet
The nuns also find a friend for the new mother—a neighbor with a houseful of babies—then they finagle a baby carriage, and “the two young mothers negotiated the crowded streets like impatient empresses.” Source: Internet
I don't know how it happened, but I somehow managed to finagle my way backstage — mostly motivated by the fear that I'd get fired. Source: Internet
Later, they deal with their murderous dogs and try to finagle their way into a Lakers game before recounting their worst sexual experiences. Source: Internet