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sweet potato

a plant, Ipomoea batatas, of the morning glory family, grown for its sweet, edible, tuberous roots.
the root itself, used as a vegetable.
Informal. ocarina.
Origin of sweet potato
An Americanism dating back to 1740-50
Can be confused
cassava, sweet potato, yam. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for sweet potato
Contemporary Examples
Historical Examples
  • In the Carolinas the change in English diet was effected by the sweet potato.

    Home Life in Colonial Days Alice Morse Earle
  • They were the sweet potato roots of which he spoke, by the by.

    In the Eastern Seas W.H.G. Kingston
  • I felt that I held in my hand the sweet potato of Virginia and the Carolinas.

    Perseverance Island

    Douglas Frazar
  • With the sweet potato, as with other crops, rotation is the keynote of success.

  • The Carolina, or sweet potato, is also grown in that region to some extent.

    Twelve Years a Slave Solomon Northup
  • Among the vegetables, it is outranked only by the potato and the sweet potato.

    The Tomato Paul Work
British Dictionary definitions for sweet potato

sweet potato

a convolvulaceous twining plant, Ipomoea batatas, of tropical America, cultivated in the tropics for its edible fleshy yellow root
the root of this plant
Also called (NZ) kumara
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Slang definitions & phrases for sweet potato

sweet potato

noun phrase

An ocarina (1930s+)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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