Hispania is the name the Romans gave to the Iberian Peninsula (SW Europe). In this peninsula are nowadays Spain and Portugal (Spain=España=Hispania). The Romans also called Britannia (now Britain) or Germania (now Germany), or Italia (Italy), etc.
Great Roman Emperors, as Trajan or Hadrian, were born in Spain, formerly called Hispania.
The act of ordering "water with lots of lemons" at a restaurant in order to save money. Then you simply add sugar and you have your very own free lemonade. Usually done in the Hispanic culture.
Can i just have a glass of water with lost of lemons, please? Add sugar, mix, and now you have hispanicade.