to a smaller extent, amount, or degree: less exact.
most certainly not (often preceded by much or still ): He could barely pay for his own lodging, much less for that of his friend.
in any way different; other: He is nothing less than a thief.
—adjective a compar. of little with least as superl.
smaller in size, amount, degree, etc.; not so large, great, or much: less money; less speed.
lower in consideration, rank, or importance: no less a person than the manager.