kerplunk

Etymology
From.

Noun

 * 1)  A sound of someone or something falling and landing heavily; a thud.
 * 2)  A disappointment which comes as a surprise.
 * 1)  A disappointment which comes as a surprise.
 * 1)  A disappointment which comes as a surprise.

Translations

 * Finnish: shokkipettymys
 * Macedonian: разочару́вање

Translations

 * Finnish: tumps, tumpsis
 * French:
 * German:, bum
 * Macedonian:
 * Walloon:

Verb

 * 1)  To make the sound of falling and landing heavily; to thud.