you'd better believe it
Also, you better believe it. You may be assured, as in You walk ten miles every day?—You'd better believe it! This imperative is almost synonymous with you bet your ass. [Colloquial; mid-1800s]
Words nearby you'd better believe it
How to use you'd better believe it in a sentence
We need to recover and grow the idea that the proper answer to bad speech is more and better speech.
Yes, we do typically do better than Europe (and Canada, too, which is frequently awful on this score).
The cartoonist, better known as Charb, was shot dead Wednesday.
People watch night soaps because the genre allows them to believe in a world where people just react off their baser instincts.‘Empire’ Review: Hip-Hop Musical Chairs with an Insane Soap Opera Twist|Judnick Mayard|January 8, 2015|DAILY BEAST
He also wants to “replace every existing organism with a better one.”
Of course, considerations of weight have to be taken into account, but the more mould round the roots the better.How to Know the Ferns|S. Leonard Bastin
"Better so," was the Senora's sole reply; and she fell again into still deeper, more perplexed thought about the hidden treasure.Ramona|Helen Hunt Jackson
Arches more graceful in form, or better fitted to defy the assaults of time, I have never seen.Glances at Europe|Horace Greeley
This is one of the most striking manifestations of the better side of child-nature and deserves a chapter to itself.Children's Ways|James Sully
He did believe you, more or less, and what you said fell in with his own impressions—strange impressions that they were, poor man!Confidence|Henry James