1. (

• collateral

) a security pledged for the repayment of a loan ;

1. (

• collateral ,
• indirect ,

) descended from a common ancestor but through different lines; "cousins are collateral relatives"; "an indirect descendant of the Stuarts" ;

2. (

• collateral ,
• confirmative ,
• confirming ,
• confirmatory ,
• corroborative ,
• corroboratory ,
• substantiating ,
• substantiative ,
• validating ,
• validatory ,
• verificatory ,
• verifying

) serving to support or corroborate; "collateral evidence" ;

3. (

• collateral

) additional but secondary; auxiliary; ;

4. (

• collateral

) situated or running side by side; "collateral ridges of mountains" ;

5. (

• attendant ,
• consequent ,
• accompanying ,
• concomitant ,
• incidental ,
• ensuant ,
• resultant ,
• sequent ,
• collateral

) occurring with or following as a consequence; "an excessive growth of bureaucracy, with attendant problems"; "snags incidental to the changeover in management"; "attendant circumstances"; "the period of tension and consequent need for military preparedness"; "the ensuant response to his appeal"; "the resultant savings were considerable"; "collateral target damage from a bombing run" ;