Fortunato is lured into the catacombs by the prospect of sampling, or tasting a rare dry sherry (wine). Montresor tells his friend and sworn enemy, Fortunato, that he has purchased a rare cask of Amontillado.
Splurge. It also means to buy but is always used in reference to buying too much, which would give it a negative connotation, different than that of the word 'buy'.
