go under

The water was level with his lips, but his nose did not go under.

They are in a bad way, I'm afraid, and will have to go under, unless—eh?

Scipio did not go under in the manner to have been expected of him.

I do not wish to go under the operation if I can possibly avoid it.

If I am to go under I should prefer to be drowned in the sea with the wind on my face.

"Not if you go under the fuselage to get Jack," objected Dave.

"And all sing as we go under the bridges," put in Annie, who adored music.

Fairfield was no coward, but his nerves had begun to go under the strain of the suspense.

If it were a question of Grell against Foyle I might have to go under.

There'll be a lot more of you go under before you collect your toll!