1 definition by cookiemunstahh

To gain confidence and/or courage.

Reference to the word "spineless" meaning unable to stand up for oneself or lacking in courage.
Person 1: Jane is so spineless. She lets the boss walk all over her.

Person 2: Yeah, Jane needs to grow a spine.
by cookiemunstahh September 14, 2009
Get the mug
Get a Grow a Spine mug for your guy Sarah.