1º_ This expression has a literal meaning in the game of bingo or lottery of cards, since it is sung or shouted Bingo! when all the numbers on the own cardboard are filled. 2º_ It has a figurative sense to express that a victory related to luck was obtained, when something is found despite the low probabilities of finding it. 3º_ Another interpretation closer to irony is to express weariness or saturation for something, as if the situation, patience, were already full, comparing them with the full cardboard. See embolar .
SING BINGO in the game of the loto, complete the cardboard with the 15 numbers, to which it is announced loudly Bingo! . Make cardboard 2 . Action of singing without the numbers : In some places it is customary to synonymize some or, sometimes each number with an expression, for example, the 8 is sung "the fat lady" .
