Meanings
nounBeau's lines pl (plural only)
- pluralplural onlyCrosswise, linear indentations of fingernails.First known use c. 1850
Origin
After Joseph Honoré Simon Beau (1806–1865)
Full word history & related roots →Cite this entry
APA
Beau's lines. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Beau's%20lines
MLA
“Beau's lines.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Beau's%20lines. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “Beau's lines,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Beau's%20lines.
Source: Beau's lines on Wiktionary, CC BY-SA 4.0.