'Leger line' definitions:

Definition of 'leger line'

From: WordNet
noun
A short line; a notation for extending the range above or below the staff [syn: ledger line, leger line]

Definition of 'Leger line'

From: GCIDE
  • Leger \Leg"er\, a. [F. l['e]ger, fr. LL. (assumed) leviarius, fr. L. levis light in weight. See Levity.] Light; slender; slim; trivial. [Obs. except in special phrases.] --Bacon. [1913 Webster]
  • Leger line (Mus.), a line added above or below the staff to extend its compass; -- called also added line. [1913 Webster]