present participle of go in

As go at + it; spoken emphasis typically on 'go'. / (informal) To engage in some activity, especially vigorously or enthusiastically. / (slang, intransitive) To fight.

present participle of go for it

(informal) An apathetic or negative response to the informal greeting "how's it going?".

present participle of go for

(intransitive) To enter into an armed conflict. / (intransitive) (of a person) To depart, typically from one's home, to join an army at war.

(idiomatic) To proceed enthusiastically, vigorously, or expertly.

(figuratively) To come to ruin, especially to decline or deteriorate. / (archaic) Go to hell. (an angry dismissal)

(idiomatic) To decline or deteriorate shockingly.

(idiomatic) To submit to the pope. / (idiomatic) To show humility, to be humbled.