sign and accept liability under (an insurance policy), thus guaranteeing payment in case loss or damage occurs

the policy, underwritten at Lloyd's, indemnifies trustees against loss arising from wrongful acts

the individuals whose assets support underwriting at Lloyd's

(of a bank or other financial institution) pledge to buy all the unsold shares in (an issue of new shares)

the purchase is being paid for by a share issue, which has been underwritten

write (something) below something else, especially other written matter

each subscriber should underwrite his reason for the place he allots his candidate