fly without a licence

English

Verb

fly without a licence (third-person singular simple present flies without a licence, present participle flying without a licence, simple past flew without a licence, past participle flown without a licence)

1. (informal, humorous, mostly used in continuous tenses) To inadvertently have one's flies (trouser opening) undone.

   How embarrassing. I didn't notice that I was flying without a licence.

2. Used other than figuratively or idiomatically: see fly,‎ without,‎ a,‎ license.