1a relationship in which a person or thing is linked or associated with something else:the connections between social attitudes and productivitysufferers deny that their problems have any connection with drugs
[mass noun] the action of linking one thing with another:connection to the Internet
[mass noun] the placing of parts of an electric circuit in contact so that a current may flow.
a link between electrical components or pipes:ensure that all connections between the wires are properly made
a link between two telephones:she replaced the receiver before the connection was made
an arrangement or opportunity for catching a connecting train, bus, aircraft, etc.:ferry connections are sporadic in the low season
a connecting train, bus, etc.:we had to wait for our connection to Frankfurt
(connections) people with whom one has social or professional contact or to whom one is related, especially those with influence and able to offer one help:he had connections in the music industry
2 informal, chiefly North American a supplier of narcotics.
a narcotics sale or purchase.
3chiefly historical an association of Methodist Churches:the primitive Methodists broke with the Wesleyan connection in 1810
in connection with
with reference to; concerning:detectives are questioning two men in connection with alleged criminal damage
in this (or that) connection
with reference to this (or that):the local Marine Surveyor should be able to assist in this connection