Big C: Cancer
Big Zs: get a sleep
Big drink of water: a very tall person/ boring person or thing
Butt out: Go out of my way, Mind your business.
Bite the ice: Go to hell!
That's tears it: That is too much
That way: In Love!
That'll be the day: that will never happen
That's about the size of it: that is the way thay are/
That's the ticket: that is exactly what is needed
That's the stuff: that is a good work
That's what I say: I agree with you
There you go: you did it right
What's it to you?: What does it matter to you
You bet your sweet life! : you are absolutely correct
You can say that again: I agree
You asked for it: here is comes and you deserve it
You heard the man: do what the man tells you.
No can do: not possible
Give someone five: give him a hand, to help him