What does Boxing Day have to do with boxing?
Very rapidly; like a bat out of hell: They went after him like sixty
[1839+; sixty is probably used as an indefinite large number, as forty was in similar 1800s contexts, to express extreme briskness]
: elevates in a spray of sand, and ''sixpacks'' her opponents, spiking the ball so savagely that it knocks the defender down (1990s+ Beach volleyball)Related Terms
[fr a set of cans or bottles of beverage, most notably of beer, sold as a unit; the term is found by 1952]