1. Noun which may take the genitive case particle 'no', Na-adjective (keiyodoshi)

   worn-out; ragged; tattered; battered; scruffy

   Onomatopoeic or mimetic word

   祖母は服をボロボロになるまで着る。

2. Adverb (fukushi), Adverb taking the 'to' particle, Na-adjective (keiyodoshi), Suru verb

   crumbling; dry and crumbly

   Onomatopoeic or mimetic word

3. Adverb (fukushi), Adverb taking the 'to' particle

   falling (in drops or clumps); scattering

   Onomatopoeic or mimetic word

4. Na-adjective (keiyodoshi)

   (physically or mentally) worn-out; exhausted

   Onomatopoeic or mimetic word

5. Adverb (fukushi), Adverb taking the 'to' particle

   (coming to light) one after another

   Onomatopoeic or mimetic word

Also written ぼろぼろboroboro