Green’s Dictionary of Slang

tugger n.2

[tug v. (2)]

1. a male masturbator.

[NZ]Pink Triangle (N.Z.) Nov. 6/1: [The manufacture [by the church] of medical superstitions to keep tuggers in a state of abject terror of their own phallus.
[UK]Guardian G2 7 Mar. 13: One of the finest chapters [...] ‘Germaine Greer’s Bumhole and the Psychology of Wanking’, compares Greer’s diatribe against ‘tuggers’ in her book The Whole Woman to ‘laughing at spastics.’.
[Aus]Australian (Sydney) 12 Jan. 18/3: Local tuggers, he said, had every right to masturbate in the bushes off Kings Beach [Simes:DLSS].
[NZ] McGill Reed Dict. of N.Z. Sl.

2. (N.Z.) a term of abuse.

[NZ] McGill Reed Dict. of N.Z. Sl.

3. (US) a masseuse who also masturbates her male customers for a fee.

[US]E. McNamara ‘Authenti City’ in ThugLit Sept. [ebook] Every massage parlor is a flophouse for the tuggers.

4. see coat-tugger under coat n.