What does "at all costs" mean?

As an absolute imperative; sparing no effort or expense

What is a synonym for "at all costs"?

Common synonyms include: at any cost, at any expense, despite, irregardless, regardless, with.

adv

adv ·Rare ·Advanced level

Adverb

1
As an absolute imperative; sparing no effort or expense not-comparable
"We have to retain the majority at all costs."

Adverb

"We have to retain the majority at all costs."