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Related to pitch in: chip in, tones down
pitch in (and help) (with something)
Fig. to join in and help someone with something. Would you please pitch in and help with the party? Come on! Pitch in!
to help with others to get something done As soon as we knew what a big job it was, Gwen and I just pitched in with the rest of the group.
1. Set to work vigorously, as in We pitched right in and started mowing the field. [Colloquial; second half of 1800s]
2. Join forces with others; help, cooperate. For example, We were hoping you'd pitch in and sort the books. Also see pitch into.
1. To contribute something toward some general pool or effort: We all pitched in $10 to buy the couple a wedding gift. After the earthquake, local businesses pitched in with donations of food and water. When it was time to clean up the park, the neighbors pitched in.
2. To set to work vigorously: The grass had to be cut, so I started the lawn mower and pitched in.