jam
jams
jamming
jammed
Jam means to squeeze tightly or become stuck. Regular: jam-jammed-jammed.
Meanings
- To squeeze tightly
- To become stuck
- To block signal
- To play music informally
Common Collocations
traffic jam
jam your finger
jam-packed
jam session
paper jam
Tip for Learners
Jam-packed = very crowded. Jam session = informal music playing. In a jam = in trouble.
Present Simple
| I | jam |
| you | jam |
| he/she/it | jams |
| we | jam |
| they | jam |
Examples - Present Simple
- I jam with my band every weekend.
- You jam too much stuff into your bag.
- She jams the brakes when startled.
- We jam the signal during operations.
- They jam the copier with too much paper.
Present Continuous
| I | am jamming |
| you | are jamming |
| he/she/it | is jamming |
| we | are jamming |
| they | are jamming |
Examples - Present Continuous
- I am jamming to my favorite music.
- You are jamming that drawer too hard.
- He is jamming the lock with the wrong key.
- We are jamming enemy communications.
- They are jamming the highway with protests.
Present Perfect
| I | have jammed |
| you | have jammed |
| he/she/it | has jammed |
| we | have jammed |
| they | have jammed |
Examples - Present Perfect
- I have jammed with famous musicians.
- You have jammed the printer again.
- She has jammed her finger in the door.
- We have jammed the radio frequencies.
- They have jammed the streets for hours.
Present Perfect Continuous
| I | have been jamming |
| you | have been jamming |
| he/she/it | has been jamming |
| we | have been jamming |
| they | have been jamming |
Examples - Present Perfect Continuous
- I have been jamming on guitar all afternoon.
- You have been jamming the machine repeatedly.
- He has been jamming signals for hours.
- We have been jamming together for years.
- They have been jamming traffic all day.
Past Simple
| I | jammed |
| you | jammed |
| he/she/it | jammed |
| we | jammed |
| they | jammed |
Examples - Past Simple
- I jammed with local musicians last night.
- You jammed the key in the lock.
- She jammed her toe on the furniture.
- We jammed their communications during the battle.
- They jammed the exit with protesters.
Past Continuous
| I | was jamming |
| you | were jamming |
| he/she/it | was jamming |
| we | were jamming |
| they | were jamming |
Examples - Past Continuous
- I was jamming when you called.
- You were jamming clothes into the suitcase.
- He was jamming the brakes repeatedly.
- We were jamming enemy radar.
- They were jamming the intersection all day.
Past Perfect
| I | had jammed |
| you | had jammed |
| he/she/it | had jammed |
| we | had jammed |
| they | had jammed |
Examples - Past Perfect
- I had jammed with them before they became famous.
- You had jammed the copier before I arrived.
- She had jammed her finger before the game.
- We had jammed the signal before detection.
- They had jammed traffic before police arrived.
Past Perfect Continuous
| I | had been jamming |
| you | had been jamming |
| he/she/it | had been jamming |
| we | had been jamming |
| they | had been jamming |
Examples - Past Perfect Continuous
- I had been jamming for hours before the show.
- You had been jamming the machine all day.
- He had been jamming frequencies for weeks.
- We had been jamming together since college.
- They had been jamming streets for days.
Future Simple
| I | will jam |
| you | will jam |
| he/she/it | will jam |
| we | will jam |
| they | will jam |
Examples - Future Simple
- I will jam with the band tonight.
- You will jam the copier if you do that.
- She will jam the brakes if she sees danger.
- We will jam their communications.
- They will jam the roads with the parade.
Future Continuous
| I | will be jamming |
| you | will be jamming |
| he/she/it | will be jamming |
| we | will be jamming |
| they | will be jamming |
Examples - Future Continuous
- I will be jamming all night.
- You will be jamming things into boxes.
- He will be jamming signals during the mission.
- We will be jamming at the concert.
- They will be jamming traffic for hours.
Future Perfect
| I | will have jammed |
| you | will have jammed |
| he/she/it | will have jammed |
| we | will have jammed |
| they | will have jammed |
Examples - Future Perfect
- I will have jammed with dozens of musicians.
- You will have jammed the machine by then.
- She will have jammed her schedule full.
- We will have jammed all frequencies.
- They will have jammed every intersection.
Future Perfect Continuous
| I | will have been jamming |
| you | will have been jamming |
| he/she/it | will have been jamming |
| we | will have been jamming |
| they | will have been jamming |
Examples - Future Perfect Continuous
- I will have been jamming for hours.
- You will have been jamming the copier.
- He will have been jamming signals.
- We will have been jamming together for decades.
- They will have been jamming traffic all day.