Being or situated at the most distant limit or point; farthest: the utmost tip of the peninsula.
Of the highest or greatest degree, amount, or intensity; most extreme: a matter of the utmost importance.
The greatest possible amount, degree, or extent; the maximum: worked every day to the utmost of her abilities.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.