ride your luck
ride (one's) luck
To find success through fortune or chance rather than through one's own agency or risk-taking. (Used especially in reference to sporting events.) Primarily heard in UK. Cheltenham has been riding their luck lately, winning their last two games on penalty kicks alone, but they'll need to step up their game if they hope to have a place in the championship.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
ride your lucklet favourable events take their course without taking undue risks.
Farlex Partner Idioms Dictionary © Farlex 2017