vulgar slang One who performs fellatio. Often used toward men in a disdainful manner as a homophobic slur.
1. n. a male who performs fellatio. (Rude and derogatory.) In the bar, this dick-sucker came up and wanted to know my sign.
2. n. a low and despicable male; a male who is despicable enough to perform fellatio. (Rude and derogatory.) You slimy dick-sucker. I’ll get you for this.