grow a set

absence makes the heart grow fonder

One feels more love or affection for those one loves when parted from them.

all set

Ready, prepared, equipped.

game, set, match

An expression indicating finality, announcing that a series of events—usually involving some form of rivalry—has reached a conclusion.

grow a pair

To be brave; to show some courage, especially in a situation in which one has so far failed to do so.

grow a tail

to be nearly about to defecate, to the point of being unable to completely hold it in

grow apart

To gradually become estranged.

grow cold

To wane; to lose interest or enthusiasm for something or someone; to become disenchanted or to fall out of love with someone.

grow on

To become more likeable to someone.