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  • hat
    n. Common (spoken) name for the circumflex (`^', ASCII 1011110) character. See {ASCII} for other synonyms.


    •  View Definition: PPN 

    PPN

    /P-P-N/, /pip'n/ [from `Project-Programmer Number'] n. A user-ID under {TOPS-10} and its various mutant progeny at SAIL, BBN, CompuServe, and elsewhere. Old-time hackers from the PDP-10 era sometimes use this to refer to user IDs on other systems as well.