What is the meaning of Fitting?

That fits.

1. Chiefly preceded by a descriptive adverb or noun: that fits in some manner (often closely) to the shape or size of something.

   Chiefly preceded by a descriptive adverb or noun: that fits in some manner (often closely) to the shape or size of something.

   Appropriate, suitable, proper.

   gerund of fit: an act of making something fit (“conform in shape and size; be suitable for; etc.”).

   An act of trying on an item of clothing to adjust or inspect how well it fits.

   2. A (generally small) component or part of a device or machine, especially one that is standardized and replaceable; specifically, a standardized part of a piping system used to connect sections of pipe together, such as a coupling.
   3. The process of fitting up; especially, of applying skilled methods to the installation of components to machines or other products.

   A (generally small) component or part of a device or machine, especially one that is standardized and replaceable; specifically, a standardized part of a piping system used to connect sections of pipe together, such as a coupling.

   The process of fitting up; especially, of applying skilled methods to the installation of components to machines or other products.

   A removable item (such as a carpet, a movable piece of furniture, or a picture) in a house or other building, which can be taken with one when moving out.

   present participle and gerund of fit

   gerund of fit: the action or condition of having one or more fits (“convulsions or seizures”).

   Source: wiktionary.org