Definition of aisling in English:

aisling

Pronunciation /ˈaʃlɪŋ/

noun

(also aislinn)
  • A type of allegorical poem in the Irish language, often serving as a vehicle for political or social comment, which depicts the poet's conversation with a spirit woman who is usually a personification of Ireland.

    The aisling form is particularly associated with pro-Jacobite poets of the 18th century who used it to circumvent restrictions on political expression.

Origin

Early 20th century; earliest use found in Gaelic Journal. From Irish aisling dream, vision (Early Irish aisling, aislinge), of unknown origin.