The answer to 'toilet making gurgling noise' is that a gurgling toilet is often a sign of a clogged or blocked drain. This can be caused by a buildup of debris, foreign objects, or a blockage in the toilet's plumbing system. Gurgling noises typically indicate that air is being forced back up through the toilet bowl, which can be a precursor to a full-blown clog.
Some common causes of a gurgling toilet include flushing large or non-flushable items, a blocked vent pipe, a problem with the toilet's siphon jet, or a clog in the main sewer line. In many cases, a gurgling toilet can be fixed with a simple DIY plunging or using a drain snake to clear the blockage. However, if the gurgling persists or you're unable to clear the clog, it's best to call in a professional plumber to properly diagnose and resolve the issue.