Let down
Meaning: To disappoint someone or fail to meet expectations.
Sentence: I was really let down when the concert was canceled.

Let in
Meaning: To allow someone to enter.
Sentence: Please let me in; I forgot my keys.

Let off
Meaning: To excuse someone from a responsibility or punishment.
Sentence: The judge decided to let him off with a warning.

Let up
Meaning: To become less intense (often used with weather).
Sentence: The rain finally let up after hours of pouring.

Let out
Meaning: To release or allow something to escape.
Sentence: She let out a sigh of relief when the exam was over.

Let in on
Meaning: To share a secret or information with someone.
Sentence: Can you let me in on the surprise party details?

Let go of
Meaning: To release hold or control of something.
Sentence: You need to let go of the past and move forward.

Let down on
Meaning: To fail to meet someone’s expectations.
Sentence: He really let me down on our project deadline.

Let through
Meaning: To allow something to pass through.
Sentence: The security guard let the visitors through after checking their IDs.

More phrasal verbs:

• 40 English Phrasal Verbs with Meanings
• Phrasal Verbs with “GET,” along with their meanings
• Phrasal verbs with ‘bring’ with examples
• Phrasal Verbs: Common Examples & Their Meanings

Let by
Meaning: To allow something to pass without taking action.
Sentence: Don’t let this mistake by unnoticed; it needs to be corrected.

Let into
Meaning: To admit or allow someone into a group or area.
Sentence: She was finally let into the club after proving her skills.

Let alone
Meaning: Used to emphasize that something is even less likely or possible.
Sentence: I can’t even afford a car, let alone a luxury one.

Let go
Meaning: To dismiss someone from a job or release control.
Sentence: The company had to let go of several employees due to budget cuts.

Let it be
Meaning: To leave something as it is, without trying to change it.
Sentence: Sometimes it’s best to let it be and not overthink the problem.

Let up on
Meaning: To reduce the intensity or effort of something.
Sentence: Can you let up on the pressure? It’s too much.

Let on
Meaning: To reveal a secret or information.
Sentence: She didn’t let on that she knew about the surprise.

Let rip
Meaning: To speak or act freely and with strong emotion.
Sentence: He let rip with his frustration after the meeting.

Let down your guard
Meaning: To become less cautious or protective.
Sentence: Don’t let down your guard in the negotiations; stay alert.

Let the cat out of the bag
Meaning: To reveal a secret unintentionally.
Sentence: He let the cat out of the bag about the surprise party.

Let your hair down
Meaning: To relax and enjoy yourself.
Sentence: After the stressful week, she needed to let her hair down at the weekend.

Let something slide
Meaning: To ignore or neglect something.
Sentence: Don’t let your grades slide; keep studying hard.

Let off steam
Meaning: To release pent-up emotions or stress.
Sentence: He went for a run to let off steam after a frustrating day.

Let up
Meaning: To decrease in intensity.
Sentence: The tension in the room finally let up after the big announcement.

Let it go
Meaning: To stop being upset about something.
Sentence: You need to let it go and not dwell on past mistakes.

Let it ride
Meaning: To allow something to continue without interference.
Sentence: I decided to let it ride and not worry about the minor issues.

Let slip
Meaning: To reveal something accidentally.
Sentence: She let slip the details of the new project before the official announcement.

Let up on someone
Meaning: To become less harsh or demanding towards someone.
Sentence: The coach decided to let up on the players after a grueling training session.

Let down easy
Meaning: To gently inform someone that their hopes or expectations will not be met.
Sentence: He tried to let her down easy when he said he wasn’t interested in dating.

Let someone off the hook
Meaning: To release someone from a difficult situation or responsibility.
Sentence: I let him off the hook for missing the meeting because of his family emergency.

Let yourself go
Meaning: To stop caring about your appearance or health.
Sentence: He really let himself go after the stress of the move.