Definition of fireship in English:
 fireship
noun ˈfʌɪəʃɪpˈfaɪ(ə)rˌʃɪp
historical A ship loaded with burning material and explosives and set adrift to ignite and blow up an enemy's ships.
 Example sentencesExamples
-  This enabled the English to disperse his fleet by a fireship attack and strong winds blew it into the North Sea.
 -  On the left of the picture, meanwhile, English fireships set out towards the approaching Armada.
 -  At this point the English sent in fireships and the Armada scattered in disarray.
 -  The French were badly beaten and when they sought shelter were assailed by fireships and boarding parties.
 -  The running battle up the Channel was inconclusive, and only the English fireship attack on the Armada's anchorage off Calais broke the stalemate.
 
  Definition of fireship in US English:
 fireship
nounˈfī(ə)rˌSHipˈfaɪ(ə)rˌʃɪp
historical A ship loaded with burning material and explosives and set adrift to ignite and blow up an enemy's ships.
 Example sentencesExamples
-  At this point the English sent in fireships and the Armada scattered in disarray.
 -  The running battle up the Channel was inconclusive, and only the English fireship attack on the Armada's anchorage off Calais broke the stalemate.
 -  On the left of the picture, meanwhile, English fireships set out towards the approaching Armada.
 -  This enabled the English to disperse his fleet by a fireship attack and strong winds blew it into the North Sea.
 -  The French were badly beaten and when they sought shelter were assailed by fireships and boarding parties.