Obiter

[Sarah]

In passing; incidentally; by the way. Obiter dictum (Law), anincidental and collateral opinion uttered by a judge. See Dictum, n.,2(a).

[Sarah]

Refers to a guy whom a girl treats as second-class choice. These are potential partners who are somewhat incomplete. The girl throws occasion signs to lead them on but parks them hanging just in case she finally decides to use him or in the less likely case, accept him.