laugh
Pronunciation: /lɑːf/
verb
- make the spontaneous sounds and movements of the face and body that are the instinctive expressions of lively amusement and sometimes also of derision: he rarely smiled or laughed she couldn’t help laughing at his jokes we fell about laughing
- (laugh at) treat with ridicule or scorn: many people only laughed at these stories
- (laugh something off) dismiss something by treating it in a light-hearted way: he laughed off suggestions that the company was in trouble
- (be laughing) informal be in a fortunate or successful position: if next year’s model is as successful, Ford will be laughing
noun

Phrases
-
be laughing all the way to the bank
- informal be making a great deal of money very easily: investors in South Wales Electricity were laughing all the way to the bank
-
have the last laugh
- be finally vindicated, thus confounding earlier scepticism: the success of his novel meant he had the last laugh on the Irish literati
-
he who laughs last laughs longest
- proverb don’t rejoice too soon, in case your delight at your own good fortune is premature.
-
laugh one's head off
- laugh heartily or uncontrollably: the audience laughed its head off all the way through the show
-
laugh in someone's face
- show open contempt for someone by laughing rudely at them in their presence: I remonstrated with him but he just laughed in my face figurative vandals and muggers who laugh in the face of the law
-
the laugh is on me (or you, him, etc.)
- the tables are turned and now the other person is the one who appears ridiculous: all the critics had laughed at him—well, the laugh was on them now
-
laugh like a drain
- British informal laugh raucously: when I told her I fancied her, she laughed like a drain
-
a laugh a minute
- very funny: it’s a laugh a minute when Lois gets together with her dad
-
laugh on the other side of one's face (or North American out of the other side of one's mouth)
- be discomfited after feeling satisfaction or confidence about something.
-
laugh someone/thing out of court
- British dismiss with contempt as being obviously ridiculous: an application for a course in ‘paintball combat’ was laughed out of court
-
laugh oneself silly (or sick)
- laugh uncontrollably or for a long time: the audience was laughing themselves silly
-
laugh something to scorn
- dated ridicule something: she laughed their gossip to scorn
-
laugh up one's sleeve
- be secretly or inwardly amused: he must have been laughing up at his sleeve all the time I was interviewing him
-
no laughing matter
- something serious that should not be joked about: heavy snoring is no laughing matter
-
play something for laughs
- (of a performer) try to arouse laughter in an audience, especially in inappropriate circumstances: he played everything for laughs, especially if there were girls around

Origin:
Old English hlæhhan, hliehhan, of Germanic origin; related to Dutch and German lachen, also to laughter

Spelling help
Spell laugh with -augh after the l.