Poison used to kill rats and other rodents. / A West African shrub (Dichapetalum toxicarium, syn. Chailletia toxicaria), whose seeds are used to destroy rats.

(uncommon) Alternative form of one man's meat is another man's poison.

(uncommon, humorous) Alternative form of one man's meat is another man's poison.

(pathology) Synonym of allantiasis

(obsolete, derogatory) A malicious person.

plural of spit-poison

plural of poisonvetch

Any of various poisonous plants of the genus Astragalus.

(intransitive) To preemptively raise ad hominem arguments in order to discredit someone. / Used other than figuratively or idiomatically: see poison, the, well.

(Australian rules football, humorous) A fictitious disease said to be contracted by a player who accumulates a large number of possessions of the ball.