tightener

plural tighteners

1. Something used to tighten.
2. UKarchaicslangA large meal; a feast or blowout.

   184?, Henry Mayhew, London Labour and the London Poor One proposed going to Hungerford-market to do a feed on decayed shrimps or other offal laying about the market; another proposed going to Covent-garden to do a 'tightener' of rotten oranges, to which I was humorously invited; […]

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   Now a belt like this is a great saving to a man inasmuch as he can save many a meal by wearing it; all you have to do if you want to save a meal is to buckle in a hole or two tighter, and you will feel as if you have had a tightener and will not miss your dinner for that day.

   1876, William Green, Charles Hindley, The Life and Adventures of a Cheap Jack, page 55