adj. /ferrst"naym'/ ; v. /ferrst"naym"/ , adj., v., first-named, first-naming . adj.
1. of or pertaining to one's first, or given, name; familiar; intimate: They were on a first-name basis soon after meeting.
v.t.
2. to address (someone) by his or her first name, esp. as a sign of informality or familiarity: The boss doesn't like the employees to first-name her.