To eat or drink (something) or engage in eating or drinking by taking small swallows or mouthfuls: supped the hot soup; supped away daintily.
A small swallow or mouthful of liquid food; a sip.
To eat an evening meal; have supper.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.