one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
a score in baseball made by a runner touching all four bases safely; "the Yankees scored 3 runs in the bottom of the 9th"; "their first tally came in the 3rd inning"
the act of running; traveling on foot at a fast pace; "he broke into a run"; "his daily run keeps him fit"
a regular trip; "the ship made its run in record time"
a short trip; "take a run into town"
(American football) a play in which a player attempts to carry the ball through or past the opposing team; "the defensive line braced to stop the run"; "the coach put great emphasis on running"
an unbroken chronological sequence; "the play had a long run on Broadway"; "the team enjoyed a brief run of victories"
a row of unravelled stitches; "she got a run in her stocking"
the production achieved during a continuous period of operation (of a machine or factory etc.); "a daily run of 100,000 gallons of paint"
unrestricted freedom to use; "he has the run of the house"
the continuous period of time during which something (a machine or a factory) operates or continues in operation; "the assembly line was on a 12-hour run"
become undone; "the sweater unraveled"
cause to perform; "run a subject"; "run a process"
change from one state to another; "run amok"; "run rogue"; "run riot"
be operating, running or functioning; "The car is still running--turn it off!"
carry out; "run an errand"
cover by running; run a certain distance; "She ran 10 miles that day"
move fast by using one's feet, with one foot off the ground at any given time; "Don't run--you'll be out of breath"; "The children ran to the store"
travel rapidly, by any (unspecified) means; "Run to the store!"; "She always runs to Italy, because she has a lover there"
run with the ball; in such sports as football
keep company; "the heifers run with the bulls to produce offspring"
sail before the wind
be diffused; "These dyes and colors are guaranteed not to run"
move along, of liquids; "Water flowed into the cave"; "the Missouri feeds into the Mississippi"
cause an animal to move fast; "run the dogs"
move about freely and without restraint, or act as if running around in an uncontrolled way; "who are these people running around in the building?"; "She runs around telling everyone of her troubles"; "let the dogs run free"
deal in illegally, such as arms or liquor
set animals loose to graze
make without a miss
carry out a process or program, as on a computer or a machine; "Run the dishwasher"; "run a new program on the Mac"; "the computer executed the instruction"
occur persistently; "Musical talent runs in the family"
extend or continue for a certain period of time; "The film runs 5 hours"
stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point; "Service runs all the way to Cranbury"; "His knowledge doesn't go very far"; "My memory extends back to my fourth year of life"; "The facts extend beyond a consideration of her personal assets"
cause something to pass or lead somewhere; "Run the wire behind the cabinet"
be affected by; be subjected to; "run a temperature"; "run a risk"
have a particular form; "the story or argument runs as follows"; "as the saying goes..."