'Ledger line' definitions:

Definition of 'ledger line'

noun

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

From: GCIDE

Ledger \Ledg"er\(l[e^]j"[~e]r), n. [Akin to D. legger layer, daybook (fr. leggen to lay, liggen to lie), E. ledge, lie. See Lie to be prostrate.]
1. A book in which a summary of accounts is laid up or preserved; the final book of record in business transactions, in which all debits and credits from the journal, etc., are placed under appropriate heads. [Written also leger.] [1913 Webster]
2. (Arch.) (a) A large flat stone, esp. one laid over a tomb. --Oxf. Gloss. (b) A horizontal piece of timber secured to the uprights and supporting floor timbers, a staircase, scaffolding, or the like. It differs from an intertie in being intended to carry weight. [Written also ligger.] [1913 Webster]
Ledger bait, fishing bait attached to a floating line fastened to the bank of a stream, pond, etc. --Walton. --J. H. Walsh.
Ledger blade,a stationary shearing blade in a machine for shearing the nap of cloth.
Ledger line. See Leger line, under 3d Leger, a.
Ledger wall (Mining), the wall under a vein; the foot wall. --Raymond. [1913 Webster]