To hide, to withdraw or shelter oneself, in a cowardly manner. Frequently with behind.

intransitive. To withdraw or draw back through lack of courage from one's word or from an engagement.

intransitive. To back out of something, owing to a lack of courage or spirit; to try to avoid or evade an undertaking, duty, etc.

intransitive. Scottish and English regional (northern). To change one's mind, withdraw, or back out from a venture or undertaking; to ‘chicken out’…

intransitive. to chicken out: to withdraw from an undertaking because of fear or lack of courage; to fail to act on account of these. Also with of or…

With out. To withdraw or back out from some venture, esp. through cowardice; to ‘chicken out’. Also to fink out on: to fail in (something), to let…

intransitive. With out: to fail to act or to avoid an undertaking, through weakness of character or intention; to ‘chicken out’.

intransitive. Ugandan English. To act like a coward; to lose one's nerve or resolve, to ‘chicken out’.