Involving haste; done, made, etc., in haste; as, a hasty retreat; a hasty sketch.
source: Webster 1913
adjective satellite
excessively quick
Made a hasty exit. A headlong rush to sell.
source: WordNet 3.0
done with very great haste and without due deliberation
Hasty marriage seldom proveth well. Hasty makeshifts take the place of planning. Rejected what was regarded as an overhasty plan for reconversion. Wondered whether they had been rather precipitate in deposing the king.