▁r ental ), ▁an ▁international ▁car ▁h ire ▁company ▁owned ▁by ▁H ert z ▁ ▁Pont iac ▁Fire fly , ▁a ▁sub comp act ▁autom obile ▁based ▁on ▁the ▁Su zu ki ▁Cult us ▁ ▁F iat ▁Global ▁Small ▁Engine , ▁market ed ▁as ▁" Fire fly " ▁ ▁Rail ▁ ▁Fire fly ▁( train ), ▁a ▁U . S . ▁passenger ▁train ▁operated ▁by ▁the ▁St . ▁Louis ▁- ▁San ▁Francisco ▁Railway ▁ ▁G WR ▁Fire fly ▁Class , ▁a ▁class ▁of ▁steam ▁locomot ive ▁on ▁the ▁Great ▁Western ▁Railway ▁ ▁Fire fly , ▁a ▁steam ▁locomot ive ▁operated ▁by ▁the ▁Orange ▁and ▁Alexand ria ▁Rail road ▁ ▁Military ▁ ▁Sh erman ▁Fire fly , ▁a ▁British ▁variant ▁of ▁the ▁M 4 ▁Sh erman ▁military ▁tank ▁ ▁Sea ▁ ▁Fire fly ▁( ding hy ), ▁a ▁sail ing ▁d ing hy ▁ ▁, ▁several ▁ships ▁of ▁the ▁Royal ▁Navy ▁ ▁H MT ▁Fire fly , ▁a ▁British ▁tra w ler ▁that ▁operated ▁between ▁ 1 9 3 0 ▁and ▁ 1 9 6 1 ▁ ▁USS ▁Fire fly ▁( 1 8 1 4 ), ▁a ▁brig ▁formerly ▁named ▁Vol ant ▁ ▁Fire fly ▁( ste amer ), ▁an ▁armed ▁Chinese ▁ste amer ▁ ▁Space ▁ ▁Fire fly ▁( space craft ), ▁an ▁astero id - search ing ▁space craft ▁proposed ▁by ▁Deep ▁Space ▁Indust ries ▁ ▁Fire fly ▁Al pha , ▁a ▁small ▁orb ital - class ▁ro cket ▁in ▁development ▁ ▁Technology ▁ ▁Hard ware ▁ ▁Fire fly ▁( comput er