(usually with "the", African-American Vernacular) A verbal game in which two or more people exchange witty insults.

(idiomatic) The two alternatives are equivalent or indifferent; it doesn't matter which one we choose. / (idiomatic, of two people) Equally involved; equally responsible

(Australia, slang, obsolete or historical) 25 lashes, ie. strokes of a whip across a person's back as a punishment.

(idiomatic) Describing things are handled more efficiently as a group, rather than individually.

(idiomatic) very fast, fluently

thirteen

A set of six.

plural of long dozen

Twelfth.

A twelfth.