From Wiktionary, the free dictionary
Compound of knallen + -er.
- IPA(key): /ˈknɑ.lər/
- Hyphenation: knal‧ler
- Rhymes: -ɑlər
knaller m (plural knallers, diminutive knallertje n)
- (informal) something excellent, belter, ripper
- something that produes explosions or booms