Toast is the name of a free software implementation of the GSM Full Rateaudio codec, produced by Jutta Degener and Carsten Bormann, available here (http://kbs.cs.tu-berlin.de/~jutta/toast.html).
French toast is not toast in the usual sense, but is bread fried with an egg-mixture coating.
Melba toast is a very dry, crisp, thinly sliced toast.
A toaster is a machine for toasting food such as sliced bread and bagels.
Toasting, chatting, or MCing (emceeing) is the act of talking or chanting over a rhythm or beat.
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