Why do power lines hum?

Because they don't know the words.

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How do you know you are at r/jokes?

The guys all look like they played football for Bronx HighSchool of Science

How do you know that someone you met is a Harvard graduate?

He already told you so.

Word Jokes More Word Jokes

What's the problem with your marriage?

WIFE: He replaces words with animal names just to annoy me ME: I don't do it on porpoise

What word is always spelled wrong?

Wrong

Hum Jokes More Hum Jokes

Why do bees hum?

Because they can't remember the lyrics

Why do guitar amps hum?

Because they don't know the words.