Anapestic is a metrical foot used in poetry, consisting of two unstressed syllables followed by one stressed syllable. This pattern creates a rhythmic flow that can add a lively or upbeat quality to a poem. For example, the word "understand" follows this pattern, making it a common choice in anapestic verse. Anapestic meter is often found in light verse and children's poetry, as it lends a playful tone. Famous poets like Lord Byron and Edgar Allan Poe have employed anapestic meter in their works, showcasing its versatility and charm in various poetic forms.