By definition

mooch (mch) Slang

v. mooched, mooch·ing, mooch·es

v.tr.

1. To obtain or try to obtain by begging; cadge. See Synonyms at cadge.

2. To steal; filch.

v.intr.

1. To get or try to get something free of charge; sponge: lived by mooching off friends.

2. To wander about aimlessly.

3. To skulk around; sneak.

n.

1. One who begs or cadges; a sponge.

2. A dupe, as in a confidence game.