give'r
phrase, verb · Informal · GIV-er
To go all out; to commit fully to something. Also used as an imperative: give'r!
Canada
1 Canadian slang term for emotion & reaction, each with its meaning, how it is pronounced and an example of it in use.
Surprise, exasperation, delight, disbelief. Often interjections rather than nouns — words that do something rather than name something.
The same subject in the other countries on this site — the quickest way to see how differently four languages say one thing.