Calling p. pr. & vb. n. : of Call

Calling n. : The act of one who calls; a crying aloud, esp. in order to summon, or to attact the attention of, some one.

Calling n. : A summoning or convocation, as of Parliament.

Calling n. : A divine summons or invitation; also, the state of being divinely called.

Calling n. : A naming, or inviting; a reading over or reciting in order, or a call of names with a view to obtaining an answer, as in legislative bodies.

Calling n. : One's usual occupation, or employment; vocation; business; trade.

Calling n. : The persons, collectively, engaged in any particular professions or employment.

Calling n. : Title; appellation; name.

Example:
Why is Calling Bush or Obama a Nazi legal free speech, but Calling your neighbor a Nazi is illegal defamation?

Taxonomy
idioms, calling card, Dictionary, inner urge, Synonyms, Antonyms, Houghton Mifflin Company, impulse, divinely inspired, Gospels, truth, Jesus, occupation, Thesaurus, Translations, métier, Literature & Language, Unanswered questions.

Defination from the web:
calling n. An inner urge or a strong impulse, especially one believed to be divinely inspired to accept the Gospels as truth and Jesus as one's