rat-a-tat-tat

Etymology
.

Noun

 * 1) A series of short, sharp taps, especially made by knocking on a door, beating a drum, or firing an automatic weapon.

Interjection

 * 1) A series of short, sharp taps, especially made by knocking on a door, beating a drum, or firing an automatic weapon.

Translations

 * Russian: тра-та-та,