Dictionary.net

of documents or cheques

be behind; approve of; "He plumped for the Labor Party"; "I backed Kennedy in 1960"

give support or one's approval to; "I'll second that motion"; "I can't back this plan"; "endorse a new project"

of documents or cheques

be behind; approve of; "He plumped for the Labor Party"; "I backed Kennedy in 1960"

To cover the back of; to load or burden.

To write upon the back or outside of a paper or letter, as a direction, heading, memorandum, or address.

To write one's name, alone or with other words, upon the back of (a paper), for the purpose of transferring it, or to secure the payment of a /ote, draft, or the like; to guarantee the payment, fulfillment, performance, or validity of, or to certify something upon the back of (a check, draft, writ, warrant of arrest, etc.).

To give one's name or support to; to sanction; to aid by approval; to approve; as, to indorse an opinion.

To cover the back of; to load or burden.

To write upon the back or outside of a paper or letter, as a direction, heading, memorandum, or address.

To write one's name, alone or with other words, upon the back of (a paper), for the purpose of transferring it, or to secure the payment of a /ote, draft, or the like; to guarantee the payment, fulfillment, performance, or validity of, or to certify something upon the back of (a check, draft, writ, warrant of arrest, etc.).

To give one's name or support to; to sanction; to aid by approval; to approve; as, to indorse an opinion.

INDORSER.

To write on the back of, as a name, title, &c.; assign by indorsement; sanction.

To write, as one's name, on the back of; sanction. endorse.