n. An undertaking; something projected and attempted; particularly, an undertaking of some importance, or one requiring boldness, energy, or perseverance.n. An adventurous and enterprising spirit; disposition or readiness to engage in undertakings of difficulty, risk, or danger, or which require boldness, promptness, and energy.n. Synonyms Adventure, venture, attempt, effort, endeavor. Energy, activity, alertness.To undertake; attempt to perform or bring about.To essay; venture upon.To give reception to; entertain.To attack, as with a malady; overcome.To surround; circumstance.To engage in an undertaking; essay; venture.