1. sign jointly; - Example: "Husband and wife co-signed the lease" [syn: co-sign, cosign]
2. sign and endorse (another person's signature), as for a loan; [syn: cosign, co-sign]
WordNet (r) 3.0 (2006):
cosign
v 1: sign jointly; "Husband and wife co-signed the lease" [syn:
co-sign, cosign]
2: sign and endorse (another person's signature), as for a loan
[syn: cosign, co-sign]