Short snooze is a term used to describe a brief period of sleep, usually lasting from a few minutes to half an hour. The three crossword solutions for this term are NAP (3 letters), SIESTA (6 letters), and CATNAP (6 letters). A NAP is a short period of sleep during the day, usually lasting no more than 30 minutes. A SIESTA is a NAP taken in the afternoon, typically after lunch. A CATNAP is a very short NAP, usually lasting only a few minutes.