I. ˈbu̇l-ˌshit also ˈbəl- noun
Etymology: bull (I) & bull (VI)
Date: 1914
usually vulgar : nonsense ; especially : foolish insolent talk
II. verb
Date: 1926
intransitive verb
1. usually vulgar : to talk foolishly, boastfully, or idly
2. usually vulgar : to engage in a discursive discussion
transitive verb
usually vulgar : to talk nonsense to especially with the intention of deceiving or misleading