phone (n.1) Look up phone at Dictionary.com
1884, shortening of telephone (n.). Phone book first recorded 1925; phone booth 1927; phone bill 1901.
phone (v.) Look up phone at Dictionary.com
1884, from phone (n.). Related: Phoned; phoning.
phone (n.2) Look up phone at Dictionary.com
"elementary sound of a spoken language," 1866, from Greek phone (see fame (n.)).