I should think that the excerpt you included should define a spoofer
quite well...:)
 
On Fri, 22 Nov 1996 08:01:18 -0800 Dan Akers said:
>Ok -- I give up -- what's a spoofer?
>
>Dan
>
>At 10:30 AM 11/22/96 EST, you wrote:
>>[log in to unmask] was tagged as a "spoofer" on HOME.EASE.LSOFT.COM
>>yesterday after attempting to subscribe to 50 lists in 1h.  So I'd say