WordNet (r) 3.0 (2006):

wiener roast
    n 1: a cookout where roasted frankfurters are the main course
         [syn: wiener roast, weenie roast]

Moby Thesaurus II by Grady Ward, 1.0:

27 Moby Thesaurus words for "wiener roast":
   TV dinner, alfresco meal, barbecue, breakfast, brunch,
   buffet supper, clambake, coffee break, cookout, diner, dinner,
   elevenses, fish fry, high tea, hot luncheon, lunch, luncheon, mash,
   meat breakfast, petit dejeuner, picnic, supper, tea, tea break,
   teatime, tiffin, wienie roast