a. The part of the body between the neck and the abdomen, enclosed by the ribs and the breastbone; the thorax.
b. The front or ventral portion of this part: has a tattoo on his chest.
a. A sturdy box with a lid and often a lock, used especially for storage.
b. A small closet or cabinet with shelves for storing supplies: a medicine chest above the bathroom sink.
a. The treasury of a public institution.
b. The funds kept there.
a. A box for the shipping of certain goods, such as tea.
b. The quantity packed in such a box.
5. A sealed receptacle for liquid, gas, or steam.
6. A bureau; a dresser.
get (something) off (one's) chest
To vent one's pent-up feelings.
[Middle English, from Old English cest, box, from West Germanic *kista, from Latin cista, from Greek kistē.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.