1.  dirty word(n = noun.communication) filth, obscenity, smut, vulgarism - an offensive or indecent word or phrase; Array
is a kind of profanity
has particulars: bawdry, bawdy, scatology

2.  dirty word(n = noun.communication) Array - a word that is considered to be unmentionable; "`failure' is a dirty word to him"
is a kind of word

by word of mouth, closed-class word, cognate word, content word, curse word, deictic word, dirty, dirty bomb, dirty dog, dirty joke, dirty language, dirty laundry, dirty linen, dirty money, dirty old man, dirty pool, dirty story, dirty trick, dirty tricks, dirty war, dirty work, entry word, equivalent word, four-letter anglo-saxon word, four-letter word, function word, get word, ghost word, give the word, good word, guide word, head word, key word, last word, leave word, main entry word, monosyllabic word, nonce word, open-class word, opposite word, polysemantic word, polysemous word, polysyllabic word, portmanteau word, root word, say the word, send word, smear word, spoken word, subordinate word, superordinate word, weasel word, word, word accent, word blindness, word class, word deafness, word division, word finder, word for word, word form, word formation, word game, word meaning, word method, word of advice, word of farewell, word of god, word of honor, word of mouth, word order, word painting, word picture, word play, word processing, word processing system, word processor, word salad, word sense, word square, word stress, word string, word structure, word to the wise, written word