perambulator perambulator /pəˈræmbjʊˌleɪtər/

noun

1. A small vehicle with four wheels in which a baby or child is pushed around  ( baby buggy , baby carriage [ N. American] , carriage , go-cart [Archaic] , perambulator , pram [British] , pushchair [British] , pusher [Informal, Australian] , stroller [ N. American] )
   a small vehicle with four wheels in which a baby or child is pushed around
    The mother is pushing her baby in the pram
   The mother is pushing her baby in the pram
   
   

 shrapnel shrapnel /ˈʃræpnəl/

noun

1. () Shell containing lead pellets that explodes in flight  ( shrapnel )
   shell containing lead pellets that explodes in flight
    During the explosion, shrapnel flew in all directions, causing injuries.
   During the explosion, shrapnel flew in all directions, causing injuries.
   
   

 bicorn bicorn /ˈbaɪkɔrn/

adjective

1. Having two horns or horn-shaped parts  ( bicorn , bicornate , bicorned , bicornuate , bicornuous )
   having two horns or horn-shaped parts
    A bicornuate uterus
   a bicornuate uterus
   

noun

1. A cocked hat with the brim turned up to form two points  ( bicorn , bicorne )
   a cocked hat with the brim turned up to form two points
   
   

 powder keg powder keg /ˈpaʊdər kɛg/

noun

1. Keg (usually made of metal) for gunpowder or blasting powder  ( powder keg )
   keg (usually made of metal) for gunpowder or blasting powder
    The rebels hid the powder keg in a secure location away from the main camp.
   The rebels hid the powder keg in a secure location away from the main camp.
   
   
2. A potentially explosive state  ( powder keg )
   a potentially explosive state