burnt offering

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A slaughtered animal or other offering burned on an altar as a religious sacrifice.

from The Century Dictionary.

• noun An offering burnt upon an altar as a religious rite; specifically, in the Jewish ritual, an animal or animals of a prescribed kind, the whole of which, after ceremonial preparation, was burned upon an altar; a holocaust.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Something offered and burnt on an altar, as an atonement for sin; a sacrifice.
• noun humorous Overcooked food.