john john /ˈdʒɑːn/

noun

1. () [Informal] A room or building equipped with one or more toilets  ( bathroom , can [Informal, N. American] , lav [Informal] , john [Informal] , lavatory , privy , toilet )
   a room or building equipped with one or more toilets
    I needed to use the toilet, so I asked the shopping centre staff for directions.
   I needed to use the toilet, so I asked the shopping centre staff for directions.
   
   
2. [Informal] A prostitute's customer  ( john [Informal] , trick , whoremaster [Vulgar] , whoremonger [Vulgar] )
   a prostitute's customer
   

 John

1. The last of the four Gospels in the New Testament  ( Gospel According to John , John , Gospel of John )
   the last of the four Gospels in the New Testament
   
2. (New Testament) disciple of Jesus; traditionally said to be the author of the 4th Gospel and three epistles and the book of Revelation  ( John , John the Divine , John the Evangelist , Saint John , Saint John the Apostle , St. John , St. John the Apostle )
   (New Testament) disciple of Jesus; traditionally said to be the author of the 4th Gospel and three epistles and the book of Revelation
   
   
3. Youngest son of Henry II; King of England from 1199 to 1216; succeeded to the throne on the death of his brother Richard I; lost his French possessions; in 1215 John was compelled by the barons to sign the Magna Carta (1167-1216)  ( John , John Lackland , King John )
   youngest son of Henry II; King of England from 1199 to 1216; succeeded to the throne on the death of his brother Richard I; lost his French possessions; in 1215 John was compelled by the barons to sign the Magna Carta (1167-1216)
   
   

 calf's-foot jelly calf's-foot jelly /kælfs fʊt ˈdʒɛli/

noun

1. A savory jelly made with gelatin obtained by boiling calves' feet  ( calf's-foot jelly )
   a savory jelly made with gelatin obtained by boiling calves' feet
    Traditional cooks often made calf's-foot jelly for its unique texture and flavor.
   Traditional cooks often made calf's-foot jelly for its unique texture and flavor.
   
   

 erythroblast erythroblast /ɪˈrɪθrəˌblæst/

noun

1. A nucleated cell in bone marrow from which red blood cells develop  ( erythroblast )
   a nucleated cell in bone marrow from which red blood cells develop
    The erythroblast plays a crucial role in the development of red blood cells in the bone marrow.
   The erythroblast plays a crucial role in the development of red blood cells in the bone marrow.
   
   

 uneven bars uneven bars /ʌnˈiːvən bɑːrz/

noun

1. A pair of parallel bars set at different heights; used in women's gymnastics  ( uneven bars , uneven parallel bars )
   a pair of parallel bars set at different heights; used in women's gymnastics