A group or association mainly of tradespeople made up of merchants, craftspeople, or artisans for mutual aid, particularly in the Middle Ages. / A corporation.

Responsible for a dishonest act. / (law) Judged to have committed a crime. / Having a sense of guilt. / Blameworthy.

(law) A plea by a defendant who does not contest a charge. / (law) A verdict of a judge or jury on a defendant judged to have committed a crime. / One who is declared guilty of a crime.

Responsibility for wrongdoing. / (law) The state of having been found guilty or admitted guilt in legal proceedings. / The regret of having done wrong.

(intransitive, obsolete) To commit offenses; act criminally. / (transitive, informal) To cause someone to feel guilt, particularly in order to influence their behaviour.

(historical, also figuratively) A machine used for the application of capital punishment by decapitation, consisting of a tall upright frame from which is suspended a heavy diagonal-edged blade which is dropped on to the neck of the person to be executed; also, execution using this machine.

(law, politics, informal); (also figuratively) To execute (someone) with a guillotine. / To cut or trim (a body part, a stack of paper, etc.) with a guillotine.

An imaginary guitar that a listener to (usually rock) music pretends to play.

(intransitive) To mime the action of playing a guitar.

A guitar which requires electronic amplification to produce sufficient sound.