What is the meaning of Inane?

Lacking sense or meaning, often to the point of boredom or annoyance.

Purposeless; pointless.

That which is void or empty.

empty, void, hollow

useless, vain, inane

nominative/accusative/vocative neuter singular of inānis

empty space, void, open space

emptiness, vanity, inanity

inane (lacking sense or meaning)

inane; pointless

Source: wiktionary.org