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English definition of “pack”

pack

verb uk   /pæk/ us  

pack verb (PUT INTO)

A2 [I or T] to put something into a bag, box, etc.: We're leaving early tomorrow morning, so you'd better pack (= put clothes and other possessions into a bag or bags) tonight. She packed a small suitcase for the weekend. He just packed his bags and walked out on his wife and children. I haven't packed my clothes (= put them into a bag, etc.) yet. [+ two objects] Could you pack me a spare pair of shoes, please/pack a spare pair of shoes for me, please? These books need to be packed in/into a box. [T] to put a material around something before putting it into a bag, box, etc. so that it will not break or be damaged: She packed the vase in tissue paper to protect it.

pack verb (FILL)

[I usually + adv/prep, T] to come or bring together in large numbers or to fill a space: Thousands of fans are packing into the stadium. Fans packed the stadium to watch the final match. The people on the bus were packed (together) like sardines (= there were many of them very close together) .

pack verb (MASS)

[I or T, usually + adv/prep] to (cause to) form into a solid mass: The wind has packed the snow against the garage door. The snow has packed down tightly, making the streets dangerous to walk on.

pack verb (CARRY)

[T] US slang to carry something, especially a gun: to pack a gun Each missile packs several warheads.figurative This gun packs (= has) a lot of firepower.

pack

noun [C] uk   /pæk/ us  

pack noun [C] (GROUP)

B2 a group, set, or collection of something: The information pack consists of a brochure and a map. C2 a group of animals, such as dogs, that live and/or hunt together: a wolf pack a pack of wild dogs an organized group of children who are brownies or cubs: My uncle was the leader of my Cub pack. (US also deck) a set of playing cards: a pack of cards mainly disapproving a group of similar people, especially one that contains people whose activities you do not approve of: a pack of thieves A pack of journalists was waiting outside the White House.
See also

pack noun [C] (CONTAINER)

US for packet (= a paper or cardboard container): a pack of cigarettes/gum

pack noun [C] (BAG)

(US also backpack) a type of bag that you usually carry on your back when you are travelling

pack noun [C] (MASS)

a thick mass of a substance, often like clay, that is used as a beauty treatment for the face a thick mass of cloth, etc. that can be put on an injury to stop any bleeding or swelling: Hold this ice pack to your head to stop the bruising.
See also
(Definition of pack verb, noun from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of pack?
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