Definition of volatile for English Language Learners. : 1  likely to change in a very sudden or extreme way. : 2  having or showing extreme or sudden changes of emotion. : 3  likely to become dangerous or out of control.
expletive (comparative more expletive, superlative most expletive) 1  Serving to fill up, merely for effect, otherwise redundant. 2  Marked by expletives (phrase-fillers).
[syn: exasperating, infuriating, maddening, vexing]2. making worse; [syn: aggravating, exacerbating, exasperating] The Collaborative International Dictionary of English v.0.48:Exasperate \Ex*asper*ate\, v. t. [imp.xasperating.] 1. To irritate in a high degree; to provoke; to enrage; to excite or to inflame the anger of; as, to exasperate a person or his feelings. [1913 Webster] To exsasperate them against the king of France. --Addison. [1913 Webster] 2.