What is the meaning of Docking?

present participle and gerund of dock

(transitive verb) culinary term for pricking many small holes into doughs and pastry.

The process of cutting off or trimming the tail or ears of an animal.

The securing of a vessel to the quayside with cables.

The process of connecting one spacecraft to another.

The male homosexual sex act involving two men co-joined by their penises, with overlapping foreskins.

A method which predicts the preferred orientation of one molecule to a second when bound to each other to form a stable complex.

Source: wiktionary.org