from
The Collaborative International Dictionary of English v.0.48
Tout \Tout\ (tout; t[=oo]t; Scot. & dial. t[=oo]t), v. i. [imp.
& p. p. {Touted}; p. pr. & vb. n. {Touting}.]
1. To look narrowly; spy. [Scot. & Dial. Eng.]
[Webster 1913 Suppl.]
2. (Horse Racing)
(a) To spy out the movements of race horses at their
trials, or to get by stealth or other improper means
the secrets of the stable, for betting purposes.
[Cant, Eng.]
(b) To act as a tout; to tout, or give a tip on, a race
horse. [Cant, U. S.]
[Webster 1913 Suppl.]