Meanings
nounJim Hill mustard (uncountable)
- uncountableSisymbrium altissimum, a tumbleweed-forming plant native to the Mediterranean region and widely invasive.
Synonyms: tumble mustard
Synonyms & antonyms
nounSisymbrium altissimum, a tumbleweed-forming plant native to the Mediterranean region and widely invasive.
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Origin
Said to have been named after Canadian-American railroad magnate James J. Hill, due to a farmers' tall tale about the seeds having been spread via his railroads.
Full word history & related roots →Cite this entry
APA
Jim Hill mustard. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Jim%20Hill%20mustard
MLA
“Jim Hill mustard.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Jim%20Hill%20mustard. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “Jim Hill mustard,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Jim%20Hill%20mustard.
Source: Jim Hill mustard on Wiktionary, CC BY-SA 4.0.