The verb detain has 3 senses (first 1 from tagged texts)
1. (1) confine, detain -- (deprive of freedom; take into confinement)
2. stay, detain, delay -- (stop or halt; "Please stay the bloodshed!")
3. delay, detain, hold up -- (cause to be slowed down or delayed; "Traffic was delayed by the bad weather"; "she delayed the work that she didn't want to perform")