Conjoint/kənˈdʒɔɪnt/ Definition 1 of 3Pro Tip 1/3Unity Emphasis Use 'conjoint' to highlight unity in actions or decisions among multiple parties. The committee reached a conjoint agreement on the issue. Pro Tip 2/3Official Tone 'Conjoint' often gives a formal tone and is used in official or serious contexts. The two companies issued a conjoint statement to the press. Pro Tip 3/3Emphasize Collaboration Use 'conjoint' when describing an effort where cooperation is integral to the outcome. They organized a conjoint charity event to raise funds.