(transitive) To assign to a class; to classify. / (intransitive) To be grouped or classed. / (transitive) To divide into classes, as students; to form into, or place in, a class or classes.

(Ireland, Tyneside, slang) great; fabulous

(parapsychology) The power to see the future.

(onomatopoeia) A loud sound, like the crashing together of metal objects. / A skirmish, a hostile encounter. / (sports) match; a game between two sides. / An angry argument

(intransitive) To make a clashing sound. / (transitive) To cause to make a clashing sound. / To come into violent conflict. / (intransitive) To argue angrily.

The act of striking the palms of the hands, or any two surfaces, together. / The explosive sound of thunder.

To strike the palms of the hands together, creating a sharp sound. / To applaud. / To slap with the hand in a jovial manner. / To bring two surfaces together forcefully, creating a sharp sound.

(slang, usually with "the") Gonorrhea.

(music) An interval measured by the distance between its two pitch classes ordered so they are as close as possible.

(music) An equivalence class of all pitches that are octaves apart, and which would be labeled by an integer, not a traditional letter name.