From WordNet (r) 3.0 (2006):
knowing
adj 1: evidencing the possession of inside information [syn:
knowing, wise(p), wise to(p)]
2: characterized by conscious design or purpose; "intentional
damage"; "a knowing attempt to defraud"; "a willful waste of
time" [syn: intentional, knowing]
3: alert and fully informed; "a knowing collector of rare
books"; "surprisingly knowledgeable about what was going on"
[syn: knowledgeable, knowing]
4: highly educated; having extensive information or
understanding; "knowing instructors"; "a knowledgeable
critic"; "a knowledgeable audience" [syn: knowing,
knowledgeable, learned, lettered, well-educated,
well-read]
n 1: a clear and certain mental apprehension