This symbol is a smaller version of the [U:25B6 black triangle with the vertex pointing to the right]. It is used in messaging, IQ tests, puzzles, and pictograms.

In texting, messaging, and posting this symbol is used to indicate the [URL /en/collections/list-bullets/ start of a bullet point] in a bulleted list. The same function is performed in text drawings on web pages.

As for IQ tests, more complex symbols are used. Sometimes they consist of larger and smaller shapes. The smaller black triangle can be inserted into a larger white square, circle, or other shape.

Finally, this shape can often be seen in pictograms and puzzles.