1 a sudden occurrence of something -- der Schlag
2 the sound made by a clock striking the hour -- Schlag-…
She arrived on the stroke of (= punctually at) ten.
3 a movement or mark made in one direction by a pen, pencil, paintbrush etc -- der Strich
4 a single pull of an oar in rowing, or a hit with the bat in playing cricket. -- der Schlag
5 a movement of the arms and legs in swimming, or a particular method of swimming -- der Schlag