knowing
know‧ing /ˈnəʊɪŋ $ ˈnoʊ-/
adjective [only before noun]
He gave us a knowing look.
She exchanged a knowing smile with her mother.
know‧ing /ˈnəʊɪŋ $ ˈnoʊ-/
adjective [only before noun] Word Family: adjective: knowing, knowledgeable, known ≠ unknown; noun: knowledge, the unknown; adverb: knowingly ≠ unknowingly, knowledgeably; verb: know
showing that you know all about something, even if it has not been discussed directly: