ひとたまりじゃなかったです
一溜まりじゃなかったです
hitotamarijanakattadesu

Noun
Desu Copula

The polite, past negative form of ひとたまり

1. Wasn't slipping/sliding.; Wasn't flowing.; Wasn't running (water, etc.).

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana