Unsigned
WordNet

adjective


(1)   Lacking a signature
"The message was typewritten and unsigned"
WiktionaryText

Adjective



  1. Not accepting negative numbers; having only a positive absolute value.
    Unsigned variables never take negative values, but as long as you know it will never be less than zero they are fine.
  2. Lacking a signature, unendorsed.
    The bank rejected the unsigned check.
 
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