When she tried to eff her feelings, the words came out clumsy but honest.

Don't eff this up — the client is counting on us.

EFF filed a lawsuit to challenge the government's warrantless surveillance program.

Whenever he effs in the middle of a conversation, everyone falls silent.

I eff and blind when I smash my thumb with a hammer.

Eff all, I got nothing from that interview.

If you don't like the rules, eff off and stop wasting everyone's time.

They eff and jeff him before anyone could intervene.

When I opened the door and found my cat wearing my glasses and a tiny hat, I blurted, 'what the eff?'

Don't eff up this presentation — the client is expecting a flawless demo.