abruptly all together at a blow at a stroke at once at one blow at one jump at one stroke at one swoop at one time bang collectively communally conjointly corporately dash en masse ensemble forthwith hastily impetuously impulsively in a body in a hurry in association in company in conjunction jointly like a flash like a thunderbolt mutually now of a sudden on short notice per saltum plop plump plunk pop precipitantly precipitately precipitously pronto right away right now right off sharp simultaneously slap smack startlingly straightaway straightway subito sudden suddenly surprisingly then and there this minute this very minute together unawares unexpectedly unitedly uno saltu without delay without notice without warning