Adjective
In
advance
;
before
release
to
the
general
public
.
Noun
One
who
sneaks
;
one
who
moves
stealthily
to
acquire
an
item
or
information
.
Verb
To
creep
or
go
stealthily
;
to
come
or
go
while
trying
to
avoid
detection
,
as
a
person
who
does
not
wish
to
be
seen
.