An invitation to someone in the upper part of a building to come downstairs. / An invitation to someone living to the north to come for a visit.

(idiomatic) To enter service or become active. / (idiomatic) To login to an Internet communication system, such as an instant messenger, online game or forum.

(intransitive, idiomatic) to visit someone's home or other location.

Alternative form of come on to

(idiomatic) To approach with a lot of energy. / (idiomatic) To be very eager, to want something (too) much, especially a romantic or sexual partner.

(set phrase) to occur or present itself to one

(intransitive) To come to pass; to develop; to occur; to take place; to happen; to exist.

Used other than figuratively or idiomatically: see come, out. / To be discovered, be revealed. / To be published, be issued.

(idiomatic) by the way; now that I think about it; indicates something brought to mind.

To reach by moving down or reducing. / (idiomatic) To entirely depend upon a single factor; basically, ultimately or in essence.