- to write under or at the foot of, especially under other written matter.
- to sign one's name, as to a document.
- to show agreement with or to support by or as if by signing one's name to, as a statement or decision.
- to bind oneself to contribute a sum of money to (an undertaking): Wealthy music lovers underwrote the experimental concerts.
- to guarantee the sale of (a security issue to be offered to the public for subscription).
- Insurance.
- to write one's name at the end of (a policy), thereby becoming liable in case of certain losses specified in the policy.
- to insure.
- to assume liability to the extent of (a specified sum) by way of insurance.
- to select or rate (risks) for insurance.
- to underwrite something.
- to carry on the business of an underwriter.
- to undertake to purchase at an agreed price any unsold portion of (a public issue of shares, etc)
- to accept financial responsibility for (a commercial project or enterprise)
- insurance
- to sign and issue (an insurance policy) thus accepting liability if specified losses occur
- to insure (a property or risk)
- to accept liability up to (a specified amount) in an insurance policy
- to write (words, a signature, etc) beneath (other written matter); subscribe
- to support or concur with (a decision, statement, etc) by or as if by signature