To pollute; to cause to become poisonous.
To place false information into (a cache) as part of an exploit.
To cause (someone) to hate or to have unfair negative opinions.
To use poison to kill or paralyse (somebody).
To cause to become much worse.
To inhibit the catalytic activity of.
A substance that is harmful or lethal to a living organism when ingested.
Any substance that inhibits catalytic activity.
Something that harms a person or thing.
An intoxicating drink; a liquor. (note: this sense is chiefly encountered in the phrases "name your poison" and "what's your poison ?")
To spoil (food) by contamination.
To contaminate or corrupt (something) with an external agent, either physically or morally.
To damage, as a lance, without breaking it; also, to break, as a lance, but usually in an unknightly or unscientific manner.
To be infected or corrupted; to be touched by something corrupting.
To thrust ineffectually with a lance.
To invalidate (a share capital account) by transferring profits into it.
To be affected with incipient putrefaction.
To mark (a variable) as unsafe, so that operations involving it are subject to additional security checks.
A tinge, trace or touch.
A mark of disgrace, especially on one's character; blemish.
A marker indicating that a variable is unsafe and should be subjected to additional security checks.
A contamination, decay or putrefaction, especially in food.
A thrust with a lance, which fails of its intended effect.
An injury done to a lance in an encounter, without its being broken; also, a breaking of a lance in an encounter in a dishonorable or unscientific manner.
The perineum.