We found 6 dictionaries that define the word on the watch:

General (5 matching dictionaries)

1. on the watch: Collins English Dictionary
2. on the watch: Wiktionary
3. on the watch: Dictionary.com

Miscellaneous (1 matching dictionary)

4. on the watch: Idioms

Phrases: been on the watch, being on the watch, is on the watch, was on the watch, were on the watch, more... ▸ Words similar to on the watch ▸ Usage examples for on the watch ▸ Idioms related to on the watch ▸ Wikipedia articles (New!) ▸ Words that often appear near on the watch ▸ Rhymes of on the watch ▸ Invented words related to on the watch