What is Scrimshanker?
1.
Old military (Naval) slang for a person who avoids their responsiblities, or is work-shy. What may latterly be termed a "skiver".
For all those scrimshankers who've yet to hand in their assignment, you have just two days left!
See
2.
A person who is tight-fisted and tries to avoid paying their share for anything
Arther: Has Horace bought a round yet?
Bruce: No. He never does.
Arthur: What a fat scrimshanker!