1. [noun] Someone advertising for customers in an aggressive way.
2. [noun] A person, at a racecourse, who offers supposedly inside information on which horse is likely to win.
3. [noun] (colloquial) (archaic) A spy for a smuggler, thief, or similar.
4. [verb] (transitive) To flaunt, to publicize/publicise; to boast or brag; to promote.
5. [verb] (obsolete) To look upon or watch.
6. [verb] (UK) (slang) (horse-racing) (transitive) To spy out information about (a horse, a racing stable, etc.).
7. [verb] (US) (slang) (horse-racing) (transitive) To give a tip on (a racehorse) to a person, with the expectation of sharing in any winnings.
8. [verb] (UK) (slang) (horse-racing) (intransitive) To spy out the movements of racehorses at their trials, or to get by stealth or other improper means the secrets of the stable, for betting purposes.
9. [verb] (US) (slang) (horse-racing) (intransitive) To act as a tout; to give a tip on a racehorse.
10. [noun] (card games) In the game of solo, a proposal to win all eight tricks.
11. [noun] Someone who buys tickets to an event in order to resell them at a profit.
12. [noun] Someone who advertises for customers in an especially brazen way.
13. [noun] One who sells advice about gambling or speculation (especially at the racetrack).
14. [verb] Advertize in strongly positive terms; 'This product was touted as a revolutionary invention'.
15. [verb] Show off.