A dangerous buildup of gas pressure at the wellhead.
A backward kick, a retrograde movement of an extremity.
recoil; a sudden backward motion, usually in the direction of the operator.
An accident wherein the upper tip of the bar of a running chainsaw contacts a relatively immovable object, forcing the bar upwards and pressing the running chain more firmly against the object, causing the saw to be hurled upwards and backwards into the operator's face.
In contract bridge, an ace asking convention initiated by the first step above four of the agreed trump suit.
An accident where an object being cut by a rotating blade or disk, such as a circular saw, is caught by the blade and thrown outward.
The board separating one bowling lane from another at the pit end.
A feature that saves the ball from draining and propels it back into play.
A relaxed party.
A covert, often illegal, payment in return for a favor consisting of providing an opportunity of chargeable transaction; a kind of bribe.
A pressure cooker.
A crematory furnace.
A sharp or witty reply, or one which turns an argument against its originator; a comeback.
An airtight vessel in which material is subjected to high temperatures in the chemical industry or as part of an industrial manufacturing process, especially during the smelting and forging of metal.
A flask with a rounded base and a long neck that is bent down and tapered, used to heat a liquid for distillation.
To bend or curve back.
To throw back; to reverberate; to reflect.
To heat in a retort.
To make a remark which reverses an argument upon its originator; to return, as an argument, accusation, censure, or incivility.
To say something sharp or witty in answer to a remark or accusation.