An expression of mirth particular to the human species; the sound heard in laughing; laughter. / Something that provokes mirth or scorn. / (Britain, New Zealand) A fun person.

(intransitive) To show mirth, satisfaction, or derision, by peculiar movement of the muscles of the face, particularly of the mouth, causing a lighting up of the face and eyes, and usually accompanied by the emission of explosive or chuckling sounds from the chest and throat; to indulge in laughter.

The action of the verb to laugh.

present participle of laugh

simple past tense and past participle of laugh

plural of laugh

Third-person singular simple present indicative form of laugh

Archaic spelling of laugh.

plural of laughing

Full of laughter; merry.