(slang) greasy

to wash

needed, necessary

need, necessity

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

hair on the head

hair

(idiomatic) go straight, quit a shady business, wash one's hands of some work or lifestyle which is less than respectable / (idiomatic, neologism) quit a business (regardless of its respectability)