keep under

Especially with casting, those things are hard to keep under wraps.

With the big hair and big personalities alone, Diane Scali, the store's owner, had a lot to keep under control.

The factory had indeed become a charnel-house, it being useless for the chiefs to admonish their men to keep under cover.

If I may offer a suggestion, keep under cover right here until after dark, then take the trail for our camp.

Philoctetes filled the Greek stage with his lamentations; Hercules himself, when in fury, does not keep under his grief.

An effusively amiable evangelist bobs up almost immediately,—one of those fellows whom no amount of snubbing can keep under.

They couldn't keep under cover all the way, for they had to cross the bridge, and I happened to see 'em then.