Related topics: Outdoor
sub-aq·ua /sʌb ˈækwə/ adjectiveadj [only before noun] British EnglishBrEDLO relating to sports that take place under water 水下运动的 sub-aqua• Cheap swimming goggles fit Whopperbears but don't let it be tempted to go sub-aqua!• Cousteau's An original seafood restaurant with sub-aqua atmosphere.• Of course we don't carry sub-aqua gear to check out these features before fishing: we can only discover them through practice.