Hastily assembled, arranged or constructed, from whatever materials are to hand, with little or no preparation
(computing) Relating to a data structure or recording medium attached to a machine for testing or temporary use.
(sports) (of a player) Of a standard high enough to play without a handicap, i.e. to compete without the benefit of a variation in scoring based on ability.
(informal, of an analogue radio transmission) Noisy, lossy; marred by white noise or static as a result of poor or low signal, interference or unfavourable atmospheric conditions.
(phonograph) Having popping and/or crackling sounds due to excessive wear, especially from scratch marks.