The Collaborative International Dictionary of English v.0.48:

Lapel \La*pel"\, n. [Dim. of lap a fold.]
   That part of a garment which is turned back; specifically,
   the lap, or fold, of the front of a coat in continuation of
   collar. [Written also lappel and lapelle.]
   [1913 Webster]

WordNet (r) 3.0 (2006):

lapel
    n 1: lap at the front of a coat; continuation of the coat collar

U.S. Gazetteer Places (2000):

Lapel, IN -- U.S. town in Indiana
   Population (2000):    1855
   Housing Units (2000): 788
   Land area (2000):     0.766059 sq. miles (1.984083 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.766059 sq. miles (1.984083 sq. km)
   FIPS code:            42228
   Located within:       Indiana (IN), FIPS 18
   Location:             40.068006 N, 85.847478 W
   ZIP Codes (1990):     46051
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Lapel, IN
    Lapel