at one's fingertips


Ready at hand, immediately available. This idiom is used both literally, as in This new dashboard design keeps all the important controls at the driver's fingertips, and figuratively, as in Tom was so familiar with the proposal that he had all the details at his fingertips. [Second half of 1800s]

QUIZZES

DON’T VACILLATE! VANQUISH THIS WORD OF THE DAY QUIZ!

It’d be a real faux pas to miss this quiz on the words from August 3–9, 2020!
Question 1 of 7
What does “vacillate” mean?
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.