Definition: Something that has a beat when reading a poem. A movement.
Example :
By the shore of Gitchie Gumee,
By the shining Big-Sea-Water,
At the doorway of his wigwam,
In the pleasant Summer morning,
Hiawatha stood and waited.
By the shining Big-Sea-Water,
At the doorway of his wigwam,
In the pleasant Summer morning,
Hiawatha stood and waited.
Significance:
Rhythm is important, because it creates the flows in the poem. With stressed and unstressed syllables, the reader would be found the interesting in the poem.