Adjective
irresistable (comparative more irresistable, superlative most irresistable)
Dated form of irresistible.
Cheaper doesn’t always mean better, but Geico’s huge savings of $988 (nearly $400 under the state average) make them a little irresistable from a consumer standpoint. Source: Internet
Every now and then I'll be working on a song with someone and I'll just get this irresistable "go get the mandolin" moment. Source: Internet
Somethimes they can get lucky and get something into the media bloodstream right away that is irresistable and everybody can't stop talking about. Source: Internet