1. (noun)arrest, check, halt, hitch, stay, stop, stoppage the state of inactivityfollowing an interruption "the negotiations were in arrest"; "held them in check"; "during the halt he got some lunch"; "the momentary stay enabled him to escape the blow"; "he spent the entire stop in his seat"
2. (noun)blockage, block, closure, occlusion, stop, stoppage an obstruction in a pipe or tube "we had to call a plumber to clear out the blockage in the drainpipe"
3. (noun)stop, stoppage the act of stopping something "the third baseman made some remarkable stops"; "his stoppage of the flow resulted in a flood"