smurf

Short definition from Wiktionary

Noun

1. 1
   A blue pixie with a white stocking cap, from the media franchise The Smurfs.
2. 2
   A smurf account or its user.
3. 3
   A smurf attack.
4. 4
   One member of a team, each of whom acquires a small amount of money or ingredients for manufacturing drugs, keeping the transactions too small in order to not raise suspicion.

Verb

1. 1
   Used to replace any other verb, as is typical of smurfs.
2. 2
   To split a large financial transaction into smaller ones so as to avoid scrutiny; to carry out structuring.
3. 3
   To carry out a smurf attack against someone.
4. 4
   To use a smurf account.
5. 5
   To use a smurf account: To perform exceptionally well, as if one's using a smurf account, playing into much inferior opponents.