mucker-in
noun
A person who ‘mucks in’; a person prepared to do any kind of work, to pull his or her weight, or to cooperate or share with others on equal terms.
Origin
1940s.
- black something out
- black south-easter
- black soybean
- black spleenwort
- black spot
- black spring
- black spruce
- Black Spy
- black squirrel
- black-step
- Black Sticks
- Black Stone
- Blackstone River
- Blackstone, Sir William
- black stork
- blackstrap
- black stripe
- black studies
- black stump
- black sugar
- black sugar maple
- black swallow
- black swallowtail
- black swan
- black swift