convex

mastery
UK /ˈkɒn.vɛks/ US /ˈkɑn.vɛks/adjnounverb

card 1 of 10 · context meaning

Which meaning best matches the use of 'convex' in this sentence?

Of all the devices for defrauding at poker, the “shiner,” or “convex” is one of the most common.