As the subsidence continues, the fringing reef becomes a barrier reef, and ultimately an atoll reef. 1  Darwinâs theory starts with a volcanic island which becomes extinct. 2  As the island and ocean floor subside, coral growth builds a fringing reef, often including a shallow lagoon between the land and the main reef.
wikiHow to Bump a Lock. âBumpingâ is a lock-picking technique that refers to the repeated striking motion used to dislodge the pins inside a lock. Doing this requires a specially cut key, known as a bump key, that with the right application can be used to force open 90% of cylindrical locks.
1 Someone or something that bumps. ( 2 cricket) A bouncer. ( 3 billiards) A side wall of a pool table. ( 4 broadcasting) A short ditty or jingle used to separate a show from the advertisements. ( slang, dated) A covered house at a theatre, etc., in honour of some favourite performer.