1. [n]  a hairdresser who cuts hair and shaves beards as a trade
2. [n]  United States composer (1910-1981)
3. [v]  perform the services of a barber: cut the hair and/or beard of

1. \Bar"ber\, n. [OE. barbour, OF. barbeor, F. barbier, as
   if fr. an assumed L. barbator, fr. barba beard. See 1st
   {Barb}.]
   One whose occupation it is to shave or trim the beard, and to
   cut and dress the hair of his patrons.
   
   {Barber's itch}. See under {Itch}.
   
   Note: Formerly the barber practiced some offices of surgery,
         such as letting blood and pulling teeth. Hence such
         terms as barber surgeon ( old form barber chirurgeon),
         barber surgery, etc.
   
   

2. \Bar"ber\, v. t. [imp. & p. p. {Barbered} (?); p. pr. &
   vb. n. {Barbering}.]
   To shave and dress the beard or hair of. --Shak.
   
   

3. \Bar"ber\, n. (Meteor.)
   A storm accompanied by driving ice spicules formed from sea
   water, esp. one occurring on the Gulf of St. Lawrence; -- so
   named from the cutting ice spicules. [Canada]
   
   

Found only once, in Ezek. 5:1, where reference is made to the Jewish custom of shaving the head as a sign of mourning. The Nazarites were untouched by the razor from their birth (Num. 6:5). Comp. Judg. 16:19.