to keep up, to keep pace

(military slang) to ring for chow

with cockeyed optimism, with naive overconfidence

(nautical) at the helm / (figuratively) at the helm

(transitive with de) to come to someone's defence, to stand up for someone

(transitive with à) to play opposite (someone) in a movie or a play

(informal) to come off, to succeed, to go over well; to be well received

(intransitive) to save one's own skin / (transitive with à) to save someone's bacon, to pull someone's bacon out of the fire

(figuratively) to turn the tide, to turn things around; to change course

(derogatory) a prude