Definition of "first moment" []

• The sum of the values of a random variable divided by the number of values (noun)

WordNet. Princeton University. 2010.

• "As the music finished with a flourish he steeled himself to do what he had always suspected he would have to do, from the first moment Biddy Cloom strode down the gangplank of Clancey's boat."
• "Everything I had hoped for from the first moment I glimpsed her behind the ice-laced tower window."
• "Henrique, the eldest son of Alfred, was a noble, dark-eyed, princely boy, full of vivacity and spirit; and, from the first moment of introduction, seemed to be perfectly fascinated by the spirituelle graces of his cousin Evangeline."