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.
Use "twenty-one" in a sentence
"Until next year, when I shall be twenty-one, that is."
"It was a daring bet, but we put our delegate operation into overdrive, and in the last week of May we turned over a list of twenty-one hundred delegates to Rob Gunnison, a political reporter and chief delegate counter for UPI."
"Of white men aged twenty-one to thirty-four, weekly churchgoing rose from 28 percent in 1952 to 44 percent in 1964."