A verbal rebuke, often severe.

a laser pointer

plural of lasagna

plural of lascar

The judgement day.

(Britain) A short period of time, which is usually announced by ringing a bell and is between 5 and 15 minutes long, just before closing time. This is normally before the public house is no longer allowed to serve alcoholic beverages due to licensing laws.

(religion) Final treatment of a dead man. / The Catholic sacrament of Anointing of the Sick.

(optics) A procedure to correct the vision by reshaping the cornea using a laser.

(physics) A kind of plasma accelerator that utilize an amplitude-modulated intense laser beam to excite a large amplitude plasma wave that propagates at near the speed of light with a longitudinal acceleration electric field.

(idiomatic) Finishing in last place in a competition or ranking, often by a considerable margin to the next-to-last-place finisher or after an exceptionally poor showing or season.