collateral
1. col.lat.er.al \k*-'lat-*-r*l, -'la-tr*l\ \-.lat-*-'ral-*t-e-\
\-'lat-*-r*-le-, -'la-tr*-\ aj [ME, prob. fr. MF, fr. ML collateralis, fr.
L com- + lateralisX lateral 1a: accompanying as secondary or subordinate :
CONCOMITANT 1b: INDIRECT 1c: serving to support or reinforce : ANCILLARY
2: belonging to the same ancestral stock but not in a direct line of desce
nt 3: parallel, coordinate, or corresponding in position, order, time, or
sig nificance 4a: of, relating to, or being an obligation or security
attached to anothe r to secure its performance 4b: secured or guaranteed by
additional security - col.lat.er.al.i.ty n
2. collateral n 1: a collateral relative 2: something used as collateral
security 3: a branch of a bodily part (as a vein)