unpredicktable

Describes someone whose wide and/or wild mood-swings mean that you never know if he's gonna be nice or not.

Tronald Dump is so unpredicktable that it's no wonder they wanna impeach him.

by QuacksO January 30, 2020

unpredicktable

Not consistent regarding whether someone will be a royal d**k or not.

Da term "unpredicktable" could also refer to never knowing whether or not you can "get it up" whenever a "willing" chick happens along.

by QuacksO February 15, 2023