Text inserted into the source code of a web page to provide metadata, such as keywords for a search engine.

(idiomatic) A situation in which two individuals attempting to contact each other by telephone repeatedly do not get a live person and instead trade messages, such as by voice mail.

A short immunoreactive sequence that is cloned to a gene and can be used to identify or purify recombinant proteins.

(uncountable) A flexible material akin to thick paper. / (countable) A rectangular sheet of this material. / (uncountable) Poster board.

(uncountable) A flexible material akin to thick paper. / (countable) A rectangular sheet of this material.

(computing, Internet, informal) Poorly structured code in a markup language that uses tags (such as HTML), especially when it violates specifications.

Alternative spelling of tagline / Synonym of dialogue tag

plural of tag cloud

(Internet) A visual depiction of a set of tags, typically used to describe the content of web sites and having the more significant tags shown in correspondingly larger text or a bolder font.

A small radio transmitter attached to an object (especially to an animal) in order to track its location