Hold thumbs - Idioms by The Free Dictionary
hold (one's) thumbs
To maintain hope that something will happen or be the case. Primarily heard in South Africa. The team's manager will be holding thumbs that his star player will be healthy enough to play on Saturday. I hope we get the account, but don't hold your thumbs.
hold ˈthumbs (South African) hope that your plans will be successful or that something will take place in the way that you want it to: Let’s hold thumbs that you get the job.
References in periodicals archive
President Punjab Ejaz Ahmed Chaudhry alleged the Election Commission of Pakistan (ECP) for being part of rigging plan and demanded the commission to hold thumbs
verification in all 70 consistencies against requests filed by PTI in the previous year.