英和和英

発音

• (英国発音, 米国発音) enPR: yăm, IPA^(key): /jæm/
• 韻: -æm

語源 1

From Portuguese inhame and Spanish ñame, likely from Wolof ñàmbi (“cassava”) or a related word. The term was spelled yam as early as 1657. Doublet of name.

名詞

yam (複数形 yams)

1. Any climbing vine of the genus Dioscorea in the Eastern and Western hemispheres, usually cultivated.
2. The edible, starchy, tuberous root of that plant, a tropical staple food.
   • 1958, Chinua Achebe, chapter 4, in Things Fall Apart, New York: Astor-Honor, published 1959, part 1, page 34:

     Inwardly Okonkwo knew that the boys were still too young to understand fully the difficult art of preparing seed-yams. But he thought that one could not begin too early. Yam stood for manliness, and he who could feed his family on yams from one harvest to another was a very great man indeed.

3. (US) A sweet potato; a tuber from the species Ipomoea batatas.
4. (Scotland) A potato.
5. (New Zealand) A oca; a tuber from the species Oxalis tuberosa.
6. (Malaysia, Singapore) Taro.
7. An orange-brown colour, like the flesh of the yam. (Can we add an example for this sense?)

   yam:  

使用する際の注意点

Careful use distinguishes yams (genus Dioscorea) from sweet potatoes (Ipomoea batatas), while casual American use conflates these.

派生語

語源 2

Alternative form of hjem. Likely caused by influence from Old Norse heim (“home, homewards”), the accusative form of heimr (“abode, world, land”), from Proto-Germanic *haimaz. More at home.

名詞

yam (複数形 yams)

1. (regional, Cumberland) Home.

動詞

yam

1. Pronunciation spelling of am.
   • 1904, Carrie Hunt Latta, “The Last Day of Schol”, in The Reader Magazine‎^[1], volume IV, Indianopolis: The Bobbs-Merrill Company, page 291:

     “Stay, jailer, stay, and hear my woe,” repeating again and again, very softly, the line at the end of each stanza, “I am not mad, I am not mad.”
     Except she sang it:
     “I yam not mad, I yam not mad.”

語源 4

Ultimately from Fula nyaamude (“to eat”) or a cognate Fula-Wolof term.

動詞

yam (三人称単数 現在形 yams, 現在分詞 yamming, 過去形および過去分詞形 yammed)

1. (UK, nonstandard, slang) To eat.
   • 2016, Zadie Smith, Swing Time, New York, N.Y.: Penguin Press, →ISBN, page 78:

     “If I was that snake I’d just open my jaw and yam that fool up in one bite!”

語源 5

Apparently a variation of jam (“dunk”, verb).

動詞

yam (三人称単数 現在形 yams, 現在分詞 yamming, 過去形および過去分詞形 yammed)

2. (especially basketball) To dunk on; to beat humiliatingly.
   • For quotations using this term, see Citations:yam.

Further reading

• Jonathon Green (2023), “yam n.”, in Green's Dictionary of Slang
• Jonathon Green (2023), “yam v.”, in Green's Dictionary of Slang

参考

アナグラム

• Amy, MYA, May, Mya, may, mya