the rain's really bucketing down
1bucket down — ˈbucket ˌdown [intransitive] [present tense I/you/we/they bucket down he/she/it buckets down present participle bucketing down past tense …
1bucket down — ˈbucket ˌdown [intransitive] [present tense I/you/we/they bucket down he/she/it buckets down present participle bucketing down past tense …