The word "murky" is an adjective that describes something that is unclear, indistinct or not easily understood. It can refer to a situation where there is lack of clarity or transparency, making it difficult for people to see through or make sense of what's going on. The term can also be used to describe a muddy or cloudy water, with an unclear appearance due to sediment or suspended particles. In essence, "murky" implies something that is obscure and not easily deciphered.