The Collaborative International Dictionary
E-la
E-la \E"-la`\, n.
Originally, the highest note in the scale of Guido; hence,
proverbially, any extravagant saying. ``Why, this is above
E-la!''
--Beau. & Fl.
Wiktionary
e-la
n. 1 (context obsolete music English) The highest note in the scale proposed by (w: Guido of Arezzo). 2 (context obsolete by extension English) Any extravagant saying.