ลั่น

Verb

 * 1) to give or cause a loud sound or noise: to roar, to rumble, to resound, to thunder, to blast, etc.
 * 2)  to sound; to beat; to hit.
 * 3)  to speak or declare solemnly or seriously: to vow, to pledge, to affirm, etc.
 * 4)  to roar: to laugh aloud.
 * 5)  to cause to start or work, to pull; to start or work by itself or through a mistake or slip.
 * 6)  to fasten; to secure.

Adverb

 * 1) loudly; noisily.