intransitive. figurative. Originally: (of time, a person's life, etc.) to come round cyclically. In later use: (chiefly of the head or brain) to…

intransitive. To feel dizzy.

intransitive. To be affected with giddiness, to reel: usually (now only) of the head or brain.

To reel, as from giddiness; to be affected with giddiness. Also figurative.

intransitive. Of the head: To be giddy, to ‘swim’. Now dialect.

intransitive. Of the mind, senses, thoughts, etc.: to be in a whirl, to spin; to be or become giddy or confused.

Of the head or brain: To be affected with dizziness; to have a giddy sensation. Also, of the head, to swim round = to be in a whirl.

Of the head, etc.: To swim, to be giddy or dizzy.

Of the brain or head: To whirl; to be giddy or dazed.

intransitive. To become giddy.