mooch

Concise Oxford English Dictionary © 2008 Oxford University Press:
mooch /muːtʃ/ informal

▶verb

• 1 (mooch about/around) Brit. loiter in a bored or listless manner.

• 2 N. Amer. ask for or obtain (something) without paying for it.

▶noun

• 1 Brit. an instance of mooching about.

• 2 N. Amer. a beggar or scrounger.

– derivatives
moocher noun.

– origin ME (in the sense ‘to hoard’): prob. from Anglo-Norman Fr. muscher ‘hide, skulk’.