It’s a snap

The answer to the crossword clue ‘It’s a snap’ is PHOTO is fairly straightforward – the solution is the four-letter word ‘PHOTO’ itself. The clue uses wordplay to hint at the answer; ‘It’s a snap‘ is a common idiomatic expression that means something which is easy or effortless to do. In this context, ‘snap‘ is also a reference to a photograph, which can be easily taken with a camera. By saying that ‘It’s a snap is PHOTO‘, the crossword setter is implying that the answer to the clue is a four-letter word that has a close association with photography – the only logical answer is therefore ‘PHOTO‘.