| S |
| | English |
| San |
Three |
| Seichu-Sen |
Center line of one's body |
| Seiza |
Sitting Properly |
| Sempai |
Senior Student |
| Sen |
Initiating an attack slightly before your opponent |
| Sensei |
Teacher |
| Sensei-ni-rei |
Bow to the teacher |
| Sen-sen-no-sen |
Sensing and preparing for your opponent's attack. |
| Shi |
Four |
| Shiai |
Tournament, Competition |
| Shichi |
Seven |
| Shichihon-no-kuzushi |
Balance breaking |
| Shihan |
A master teacher/ teacher of teachers. |
| Shiho-nage |
Four Directional Throw |
| Shikko |
Knee walking |
| Shime |
Lock |
| Shinkokyu |
Deep breathing exercise at the end of practice. |
| Shite |
Defender also called Tori |
| Shizentai |
Natural standing position. |
| Shomen |
Front also called Omote |
| Shomen ni rei |
Bow to the front |
| Shomen-Uchi |
Strike to top of the head |
| Shotei-awase |
Tension exercise |
| Sode |
Sleeve |
| Suwari-waza |
Sitting Techniques from Seiza position |