Defendu
| Also known as | Gutter Fighting, Fairbairn's Gutter Fighting, The Fairbairn Fighting System, The Fairbairn system |
|---|---|
| Focus | Hybrid |
| Country of origin | United Kingdom |
| Creator | William E. Fairbairn, Eric A. Sykes |
| Famous practitioners | Rex Applegate, Dermot M. "PAT" O'Neill, Devil's Brigade, Ian Fleming, Samuel G. Taxis |
| Parenthood | Boxing, Judo, Jujutsu, Savate, Wrestling, Pro Wrestling, Street fighting, Chinese martial arts |
| Olympic sport | No |
Close Quarters Combat System (also known as Defendu) is a modern martial art developed by William E. Fairbairn and Eric A. Sykes prior to World War II. It is a hand-to-hand combat system based on practical experience mixed with Jujutsu and boxing that was developed to train the Shanghai Municipal Police, and was later taught in expanded form to Office of Strategic Services and Special Operations Executive members during World War II.