3[intransitive, transitive] to make use of a source of energy, knowledge, etc. that already exists tap something We need to tap the expertise of the people we ...
To tap is to lightly hit something, the way you tap your friend on the shoulder to get her attention or tap your foot against the floor when you're listening to ...
Verb edit · To break into or open up (a thing) so as to obtain something; to exploit, to penetrate. · To deplete (something); to tap out. · (informal) To ask or ...