'First mate' definitions:

Definition of 'first mate'

From: WordNet
noun
The officer below the master on a commercial ship [syn: mate, first mate]

Definition of 'First mate'

From: GCIDE
  • First \First\ (f[~e]rst), a. [OE. first, furst, AS. fyrst; akin to Icel. fyrstr, Sw. & Dan. f["o]rste, OHG. furist, G. f["u]rst prince; a superlatiye form of E. for, fore. See For, Fore, and cf. Formeer, Foremost.]
  • 1. Preceding all others of a series or kind; the ordinal of one; earliest; as, the first day of a month; the first year of a reign. [1913 Webster]
  • 2. Foremost; in front of, or in advance of, all others. [1913 Webster]
  • 3. Most eminent or exalted; most excellent; chief; highest; as, Demosthenes was the first orator of Greece. [1913 Webster]
  • At first blush. See under Blush.
  • At first hand, from the first or original source; without the intervention of any agent. [1913 Webster]
  • It is the intention of the person to reveal it at first hand, by way of mouth, to yourself. --Dickens.
  • First coat (Plastering), the solid foundation of coarse stuff, on which the rest is placed; it is thick, and crossed with lines, so as to give a bond for the next coat.
  • First day, Sunday; -- so called by the Friends.
  • First floor. (a) The ground floor. [U.S.] (b) The floor next above the ground floor. [Eng.]
  • First fruit or First fruits. (a) The fruits of the season earliest gathered. (b) (Feudal Law) One year's profits of lands belonging to the king on the death of a tenant who held directly from him. (c) (Eng. Eccl. Law) The first year's whole profits of a benefice or spiritual living. (d) The earliest effects or results. [1913 Webster]
  • See, Father, what first fruits on earth are sprung From thy implanted grace in man! --Milton.
  • First mate, an officer in a merchant vessel next in rank to the captain.
  • First name, same as Christian name. See under Name, n.
  • First officer (Naut.), in the merchant service, same as First mate (above).
  • First sergeant (Mil.), the ranking non-commissioned officer in a company; the orderly sergeant. --Farrow.
  • First watch (Naut.), the watch from eight to twelve at midnight; also, the men on duty during that time.
  • First water, the highest quality or purest luster; -- said of gems, especially of diamond and pearls.
  • Syn: Primary; primordial; primitive; primeval; pristine; highest; chief; principal; foremost. [1913 Webster]