oth

noun

1. (alt-of, obsolete)Obsolete spelling of oath.

   “They bring them wines of Greece and Araby,[*] And daintie spices fetcht from furthest Ynd,[*] To kindle heat of corage privily: And in the wine a solemne oth they bynd 35 T' observe the sacred lawes of armes, that are assynd.”

2. (abbreviation, alt-of)Abbreviation of other.
3. (abbreviation, alt-of, initialism)Initialism of opportunity to hear.

   “Half of all workers have a radio at work and nearly 90 per cent of those who drive to work listen in the car on their way. Because it is often a background medium, advertisements need to be repeated to allow a greater opportunity to hear (OTH) and should be simple and novel so as to attract attention.”

adj

1. (abbreviation, alt-of, initialism, not-comparable)Initialism of over the horizon: a form of radar that can detect targets at very long ranges, typically hundreds to thousands of kilometres, beyond the radar horizon.