the GNU version of the Collaborative International Dictionary of English
n. The quality or state of being limber; flexibleness.
The Century Dictionary and Cyclopedia
n. The quality of being limber or easily bent; flexibleness; pliancy.
Word Usage
"A man who really reads a book and reads it well, reads it for moral muscle, spiritual skill, for far-sightedness, for catholicity -- above all for a kind of limberness and suppleness, a swift sure strength through his whole being."