to play dead, to play possum (to act as though no longer alive); to lie low; not to keep in touch; not to give any news, not to let people hear from one
to take a long weekend; to take an extra day off work in addition to a public holiday that falls on a Thursday or Tuesday, thereby making a four-day weekend. If the public holiday falls on Wednesday, the individual has the option of taking either Monday and Tuesday or Thursday and Friday off
to put two and two together, to connect the dots, to make the connection (to make connections in one's mind, arriving at a more holistic understanding of a situation)
to do one crazy thing after the other, to engage in all excesses imaginable, to live a wild life, to be wild, to be a party animal; to paint the town red, to go out on the town
to practice abstinence (to temporarily abstain from certain types of food, especially meat and fatty foodstuffs, on certain days or at certain periods for religious reasons)