Also found in: Thesaurus, Medical, Idioms, Encyclopedia.
Related to chinned: chin up


The central forward portion of the lower jaw.
v. chinned, chin·ning, chins
1. To pull (oneself) up with the arms while grasping an overhead horizontal bar until the chin is level with or above the bar.
2. Music To place (a violin) under the chin in preparation to play it.
1. To chin oneself.
2. Informal To make idle conversation; chatter.

[Middle English, from Old English cin; see genu- in Indo-European roots.]

chin′less adj.


See Jin.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.