Boxed in

[Kit]

Boxed in in Track Events - General Terms. Occurs in middle-or longdistance races when a runner is closely surrounded by other runners and is unable to get away without having to change the rhythm of his running.

[Lanell]

[surrounded], out numbered, and [stuck in] a [confined] space

[Jessica]

If someone or something is boxed in, he, she, or it cannot move, because of other people or things that are too close: