a person who has fallen into a decadent state (morally or artistically)
marked by excessive self-indulgence and moral decay; "a decadent life of excessive money and no sense of responsibility"; "a group of effete self-professed intellectuals"
become destroyed by water, air, or an etching chemical such as an acid; "The metal corroded"; "The pipes rusted"
cause to deteriorate due to the action of water, air, or an acid; "The acid corroded the metal"; "The steady dripping of water rusted the metal stopper in the sink"
a bomb that has a detonating mechanism that can be set to go off at a particular time
a problematic situation that will eventually become dangerous if not addressed; "India is a demographic time bomb"; "the refugee camp is a ticking bomb waiting to go off"