A slang for breast, I can hold many liquids, I can also be used to make music, or be found in old cartoons with three x's

Don’t look so glum, For you’re a peach, And I’m just a. . .

In a rush, you are of course! Just don't put me before the horse.

I am five in binary and a laugh in slang. I am how many dogs there were in a well known movie with dogs

Boil em mash em stick em in a stew. Lovely big golden chips with a nice piece of fried fish!