Definition of "slogan"

slogan

/ˈsləʊɡ(ə)n/

noun
plural slogans
1. A distinctive phrase of a person or group of people (such as a movement or political party); a motto.
  Quotations
  "Right-ho," I [Bertie Wooster] said, not much liking the assignment, but liking less the idea of endeavouring to thwart this incandescent aunt in her current frame of mind. Safety first, is the Wooster slogan.
  1960, P[elham] G[renville] Wodehouse, chapter XVIII, in Jeeves in the Offing, London: Herbert Jenkins
2. (advertising) A catchphrase associated with a product or service being advertised.
3. (obsolete) A battle cry among the ancient Irish or highlanders of Scotland.
  Quotations
  His bugle Wat of Harden blew; / Pensils and pennons wide were flung, / To heaven the Border slogan rung, / "St Mary for the young Buccleuch!"
  1805, Walter Scott, “Canto Fourth”, in The Lay of the Last Minstrel: A Poem, London: […] [James Ballantyne] for Longman, Hurst, Rees, and Orme, […], and A[rchibald] Constable and Co., […], stanza XXIV, page 115