(1):

(a.) Hastly prepared or employed; quick; rapid.

(2):

(adv.) Suddenly; unexpectedly.

(3):

(a.) Hasty; violent; rash; precipitate.

(4):

(a.) Happening without previous notice or with very brief notice; coming unexpectedly, or without the common preparation; immediate; instant; speedy.

(5):

(n.) An unexpected occurrence; a surprise.