a noticeable deterioration in performance or quality; "the team went into a slump"; "a gradual slack in output"; "a drop-off in attendance"; "a falloff in quality"
fall heavily or suddenly; decline markedly; "The real estate market fell off"
fall or sink heavily; "He slumped onto the couch"; "My spirits sank"
a building where young people receive education; "the school was built in 1932"; "he walked to school every morning"
the process of being formally educated at a school; "what will you do when you finish school?"
a large group of fish; "a school of small glittering fish swam by"
a body of creative artists or writers or thinkers linked by a similar style or by similar teachers; "the Venetian school of painting"
an educational institution; "the school was founded in 1900"
an educational institution's faculty and students; "the school keeps parents informed"; "the whole school turned out for the game"
the period of instruction in a school; the time period when schools is in session; "stay after school"; "he didn't miss a single day of school"; "when the school day was done we would walk home together"
swim in or form a large group of fish; "A cluster of schooling fish was attracted to the bait"
educate in or as if in a school; "The children are schooled at great cost to their parents in private institutions"
a mishap caused by something suddenly falling down or caving in
an abrupt failure of function or health
lose significance, effectiveness, or value; "The school system is collapsing"; "The stock market collapsed"
break down, literally or metaphorically; "The wall collapsed"; "The business collapsed"; "The dam broke"; "The roof collapsed"; "The wall gave in"; "The roof finally gave under the weight of the ice"
cause to burst; "The ice broke the pipe"
fold or close up; "fold up your umbrella"; "collapse the music stand"