""stiffen up"" — hear it spoken in real YouTube videos

Found 9 examples of ""stiffen up"" across 9 YouTube videos with captions. Click any result to hear native speakers use this word or phrase in context — free, no sign-up required.

Lower High Blood Pressure EXTREMELY FAST!

Dr. Boz [Annette Bosworth, MD]

and tells those arteries to stiffen up.

Ridiculousnessly Smooth Recoveries 👏 Ridiculousness

MTV's Ridiculousness

You want to stiffen up those shoulders

The Insane Engineering of the V-22 Osprey

Real Engineering

and strong materials to stiffen up the structure,

Why Quarter Squats Are Better Than Deep Squats

Mark Bell - Super Training Gym

and to stiffen up and to tighten up a little bit

Brooklyn 99 but It's The Squad Actually Doing Their Job

Brooklyn Nine-Nine

I got to do this or the bullet holes in my butt stiffen up.

Brooklyn 99 Stakeouts That Make Me Feel Like A Spy

Brooklyn Nine-Nine

I got to do this or the butt holes in my butt stiffen up.

No Talking About Your BUTT Holes | Brooklyn Nine-Nine

Brooklyn Nine-Nine

I got to do this or the bullet holes in my butt stiffen up.

Is James convinced by the AMG GT? | Top Gear Classic

Top Gear Classic

So, as you go through a bend, they stiffen up to keep all that weight in check.

How Earthquake Bearings Work

Practical Engineering

Let me stiffen up my building on the shake table, and I’ll show you what I mean.