A2 [I or T] to have or use something at the same time as someone else: She's very possessive about her toys and finds it hard to share. Bill and I shared an office for years. I share a house with four other people.A2 [I or T] to divide food, money, goods, etc. and give part of it to someone else: Will you share your sandwich with me? Let's share the sweets (out) among/between everyone. We should share (in) the reward.B2 [I or T] If two or more people share an activity, they each do some of it: Shall we share the driving? We shared the preparation for the party between us, so it wasn't too much work.B1 [I or T] If two or more people or things share a feeling, quality, or experience, they both or all have the same feeling, quality, or experience: We share an interest in sailing. All hospitals share some common characteristics. I don't share your views/beliefs. The management and the union both share in the responsibility for the crisis. She knew that he was the person she wanted to share her life with.C1 [T] to tell someone else about your thoughts, feelings, ideas, etc.: He's not very good at sharing his worries. It's nice to have someone you can share your problems with. Come on, Bob, share the joke (with us).
share noun [C]
› one of the parts into which something has been divided: The total bill comes to $200, so our share is $40. She’s not doing her fair share of the work.
sb's (fair) share of sth › a lot, or more than enough, of something bad: We've certainly got our share of problems at the moment. The country's economy has seen its fair share of difficult times lately.