Dictionary.com
definitions
  • synonyms

quick off the mark

Fast to start or try something, as in This physician is quick off the mark in trying the newest medications. This expression comes from various kinds of races, where mark indicates the starting point. It was being used figuratively from the mid-1900s on.

Show More
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.