Sawhorse \Saw"horse`\, n. A kind of rack, shaped like a double St. Andrew's cross, on which sticks of wood are laid for sawing by hand; -- called also buck, and sawbuck. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Sawbuck \Saw"buck`\, n.

1. A sawhorse. [1913 Webster]

2. [Colloq., from the Roman X for ten, like the support of a sawbuck.]

a ten-dollar bill; also,

double sawbuck, a twenty-dollar bill. [PJC]

Source: The Collaborative International Dictionary of English v.0.48
 

59 Moby Thesaurus words for "sawbuck": C, C-note, G, G-note, buck, cartwheel, cent, century, clotheshorse, copper, dime, dollar, dollar bill, fifty cents, fin, fish, five cents, five hundred dollars, five-dollar bill, five-hundred-dollar bill, five-spot, fiver, four bits, frogskin, grand, half G, half a C, half dollar, half grand, horse, hundred-dollar bill, iron man, mill, nickel, penny, quarter, red cent, sawhorse, silver dollar, skin, smacker, ten cents, ten-spot, tenner, thousand dollars, thousand-dollar bill, trestle, trestle and table, trestle board, trestle table, trestlework, trestling, twenty-dollar bill, twenty-five cents, two bits, two-dollar bill, two-spot, workhorse, yard

Source: Moby Thesaurus II by Grady Ward, 1.0
 

sawbuck

Source: WordNet (r) 2.0
 

Sawhorse \Saw"horse`\, n. A kind of rack, shaped like a double St. Andrew's cross, on which sticks of wood are laid for sawing by hand; -- called also buck, and sawbuck.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Sawbuck \Saw"buck`\, n. A sawhorse.

Source: Webster's Revised Unabridged Dictionary (1913)