The phrase "loud clap" refers to a sudden and strong sound made when two surfaces, usually palms, come together with force. It describes a noise that is intense and audible. Full definition
Loud claps of thunder send them into anxiety mode just like 4th of July firecrackers. (spotmagazine.net)
«As a group, we owe ourselves a round of applause,» said Yvette Gilmore, vice president of loss mitigation at Freddie Mac, citing the industry's efforts to avoid foreclosures, garnering loud clapping from the ballroom full of bank executives, lawyers and others in the industry. (propublica.org)
The goal was to cut out the extremely loud claps that occurred when Japan's bullet train emerged from tunnels. (treehugger.com)