The Collaborative International Dictionary of English v.0.48:

Arcade \Ar*cade"\, n. [F. arcade, Sp. arcada, LL. arcata, fr. L.
   arcus bow, arch.]
   1. (Arch.)
      (a) A series of arches with the columns or piers which
          support them, the spandrels above, and other necessary
          appurtenances; sometimes open, serving as an entrance
          or to give light; sometimes closed at the back (as in
          the cut) and forming a decorative feature.
      (b) A long, arched building or gallery.
          [1913 Webster]

   2. An arched or covered passageway or avenue.
      [1913 Webster]

WordNet (r) 3.0 (2006):

arcade
    n 1: a covered passageway with shops and stalls on either side
    2: a structure composed of a series of arches supported by
       columns [syn: arcade, colonnade]

Moby Thesaurus II by Grady Ward, 1.0:

74 Moby Thesaurus words for "arcade":
   access, aisle, alley, ambulatory, aperture, apse, arcature, arch,
   arched roof, archway, areaway, artery, atlas, avenue, breezeway,
   camber, caryatid, ceilinged roof, channel, cloister, colonnade,
   colonnette, column, communication, concameration, concha, conduit,
   connection, corridor, cove, covered way, cupola, defile, dome,
   exit, ferry, ford, gallery, geodesic dome, hall, hallway, igloo,
   inlet, interchange, intersection, junction, keystone, lane, loggia,
   ogive, opening, outlet, overpass, pass, passage, passageway,
   pergola, peristyle, pier, pilaster, pillar, portico, post,
   railroad tunnel, skewback, span, telamon, traject, trajet, tunnel,
   underpass, vault, vaulting, voussoir



The Free On-line Dictionary of Computing (30 December 2018):

Arcade

    A UK BBS for the Acorn Archimedes.  Also
   has links with Demon Internet.

   Telephone: +44 (181) 654 2212 (24hrs, most speeds).

   (1994-11-08)


U.S. Gazetteer Places (2000):

Arcade, NY -- U.S. village in New York
   Population (2000):    2026
   Housing Units (2000): 876
   Land area (2000):     2.501221 sq. miles (6.478133 sq. km)
   Water area (2000):    0.003744 sq. miles (0.009696 sq. km)
   Total area (2000):    2.504965 sq. miles (6.487829 sq. km)
   FIPS code:            02407
   Located within:       New York (NY), FIPS 36
   Location:             42.533257 N, 78.428894 W
   ZIP Codes (1990):     14009
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Arcade, NY
    Arcade


U.S. Gazetteer Places (2000):

Arcade, GA -- U.S. city in Georgia
   Population (2000):    1643
   Housing Units (2000): 609
   Land area (2000):     6.462608 sq. miles (16.738077 sq. km)
   Water area (2000):    0.022325 sq. miles (0.057821 sq. km)
   Total area (2000):    6.484933 sq. miles (16.795898 sq. km)
   FIPS code:            02648
   Located within:       Georgia (GA), FIPS 13
   Location:             34.076951 N, 83.551147 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Arcade, GA
    Arcade