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cañonazo   sm 
1  (Mil) cannon shot cañonazos  (=fuego) cannon fire  sing  
salva de 21 cañonazos  21-gun salute 
 cañonazo de advertencia  (Náut) warning shot, shot across the bows
2  (Ftbl) shot, volley, fierce shot

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"Collins Spanish Dictionary 8th edition published in 2005 © William Collins Sons & Co Ltd 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005"