Iktomi is the central trickster figure of Lakota oral tradition, typically depicted as a spider capable of taking human or partly human form, and cast in a huge body of traditional stories as clever, vain, greedy and consistently undone by his own scheming, so that his tales function less as straightforward heroic narrative and more as cautionary, often comic, illustrations of exactly the behaviour a Lakota listener should avoid.
Iktomi stories were traditionally told in winter, when storytelling itself formed a major part of Lakota community and family life, and functioned as a genuinely effective teaching tool precisely because Iktomi so rarely comes out ahead: his schemes to cheat others, avoid honest work, or satisfy his own appetite and vanity typically collapse and leave him worse off than before, letting listeners absorb social and moral lessons through entertainment and laughter at his expense rather than through direct instruction or scolding. This trickster role, teaching by negative example through a clever but consistently self-defeating character, situates Iktomi within a very widespread pattern found across many Indigenous North American storytelling traditions, sharing structural similarities, without direct historical connection, to figures such as Coyote among the Navajo and other Southwestern peoples.