noun

• (now rare) The corresponding time in the middle of the night; midnight.
  "So the sad mother at the noon of night / From bloody Memphis stole her silent flight […]."
• (obsolete) The ninth hour of the day counted from sunrise; around three o'clock in the afternoon.
• (figurative) The highest point; culmination.
  "In the very noon of that brilliant life which was destined to be so soon, and so fatally, overshadowed."

verb

• (intransitive) To relax or sleep around midday.
  "We presently turned just aside from the trail into an episode of beautiful prairie, one of a succession along the plateau at the crest of the range. At this height of about five thousand feet, the snows remain until June. In this fair, oval, forest-circled prairie of my nooning, the grass was long and succulent, as if it grew in the bed of a drained lake."

noun

• (countable) An ethnic people who occupy western Senegal.
• (uncountable) The language of these people.