(Adjective) Of a person: lacking in courage or strength of purpose; faint-hearted, craven, cowardly.
“Mr. Richard Perle, the hawkish, outgoing Assistant Secretary of Defence, touched the mood of the White House when he said the allies were mealy-mouthed and pusillanimous in refusing to confront the Soviet Union with accusations of cheating and bad faith.”
Christopher Thomas, “US Patience with Europe Wears Thin,” The Times, March 28, 1987.
This word was suggested by Dan Day in the Office of Communications.