| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a fool or simpleton; ninny. |
or else
Otherwise, in different circumstances, as in Present your case now, or else you won't have a chance. [c. 1300]
Regardless of any extenuating circumstances, no matter what, as in Be there on time or else! [Second half of 1800s]