personal name or names given to sb at his birth, usu coming before a surname or family name 名字, 教名（通常置于姓前）
*Mrs Thatcher's first name is Margaret. 撒切尔夫人的名字叫玛格丽特.
* [attrib 作定语] We are all on first-name terms with our boss, ie We call him by his first name (a sign of a friendly informal relationship). 我们和老板都以名相称（不冠姓, 显示关系密切不拘束）. => Usage at name1 用法见name1. Cf 参看 forename, given name (given), Christian name (Christian).

'first name
n[C]
the name or names that come before your family name
= Christian name
→surname, last name last name
　Her first name's Helen, but I don't know her surname.
be on first name terms (with sb)
BrEbe on a first name basisAmE
to know someone well enough to call them by their first name