Welp!

Meaning

The ultimate American transition word. It acts as a pause, a sigh, and a conclusion all in one syllable, signaling that a conversation or activity is about to end.

Resigned, casual

Used in a sentence

• Welp, we should probably start cleaning up the yard.
• Welp, it looks like it is going to storm tonight.
• Welp, there is nothing else we can do about that.