Ah!

http://lila-erc.eu/data/lexicalResources/LatinPortuguese/Fonseca/id/LexicalSense/n03000.sg01.s01 an entity of type: LexicalSense

Ah! 
Plaut. interj. de quem admira, despreza, ou approva com alegria os ditos de alguem. 
Ah !  

data from the linked data cloud