Dictionary Definition

Webster's Dictionary defines "dictionary" as a reference source in print or electronic form containing words usually alphabetically arranged along with information about their forms, pronunciations, functions, etymologies, meanings, and syntactic and idiomatic uses.

Jim is giving a talk. Because he apparently can't think of a better way to introduce his topic, he resorts to the dictionary to break the ice. Meanwhile, around half of the congregation is silently groaning at the fact that he went there.

Out of all talk cliches, this is easily one of the most common.