mop

1 mop /ˈmɑːp/ noun
plural mops
1 mop
/ˈmɑːp/
noun
plural mops
Britannica Dictionary definition of MOP
[count]
1 
: a tool for cleaning floors that has a bundle of cloth or yarn or a sponge attached to a long handle
2 
: a large amount of tangled or untidy hair on a person's head
2 mop /ˈmɑːp/ verb
mops; mopped; mopping
2 mop
/ˈmɑːp/
verb
mops; mopped; mopping
Britannica Dictionary definition of MOP
1 
: to clean (a floor) with a mop
[+ object]
[no object]
2 
[+ object]
a  : to wipe (something that is wet)
b  : to wipe (a liquid) from something

mop up

[phrasal verb]
1 
mop (something) up or mop up (something) : to remove (a liquid) from a surface by using a mop, towel, etc.
— sometimes used figuratively
2 
mop up or mop (something) up or mop up (something) informal : to do the final things that are needed to complete a job or task
— see also mop-up