(informal, figuratively) to take the plunge

(informal, figuratively) to contemplate one's navel, to indulge in navel-gazing (to be self-centered)

(figuratively) to get away from it all, to get out into the countryside to revitalise oneself, to take a refreshing break into the country / (figuratively) to go on the run, to head for the hills

(figuratively) to call in sick; to pull a sickie, to malinger

(informal, derogatory) not to overstrain oneself, not to over-exert oneself, not to overdo it, not to wear oneself out, not to kill oneself over (something), to take it easy

(informal) to bend over backwards

(informal) to be beside oneself with anger, to be furious

(derogatory) to make a show of oneself, to make a spectacle of oneself, to make an exhibition of oneself

(informal, figuratively) to lick one's chops, to lick one's lips (to look forward avidly to eating something) / (informal, figuratively) to lick one's chops, to rub one's hands (to anticipate something eagerly)

(informal, figuratively) to rub one's hands together (to anticipate something eagerly)