(idiomatic) Immediately when sighted. / (by extension) Immediately something has come to one's attention.

(climbing) An ascent of a route without falling, when one has been advised on it or has seen it.

(idiomatic) Feeling sharp anticipation or anxiety; in a state of suspense.

to discover or find something by accident / to meet somebody by chance

(idiomatic) The rumour or news going around.

simple past tense of go down on

Going out of fashion. / In the process of becoming redundant or obsolete.

(chiefly US, colloquial, idiomatic, somewhat vulgar) To be brave; to show some courage, especially in a situation where one has so far failed to do so.

All-out; out and out; complete. / Extreme; to the maximum degree.

Totally; with full commitment.