having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: The school is known for its ambitious students.
showing or caused by ambition or an earnest desire for achievement or distinction: This season saw an ambitious attempt to break the record for number of wins in a single season.
strongly desirous; eager: It is common for children to be ambitious of love and approval.
requiring exceptional effort, ability, etc.: The candidate is proposing an ambitious program for eliminating all slums.
- am·bi·tious·ly, adverb
- am·bi·tious·ness, noun
- non·am·bi·tious, adjective
- non·am·bi·tious·ly, adverb
- non·am·bi·tious·ness, noun
- o·ver·am·bi·tious, adjective
- o·ver·am·bi·tious·ly, adverb
- o·ver·am·bi·tious·ness, noun
- un·am·bi·tious, adjective
- un·am·bi·tious·ly, adverb
- un·am·bi·tious·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use ambitious in a sentence
But on top av my ambitiousness there was an empty place in my sowl, an' me own opinion av mesilf cud not fill ut.Soldier Stories | Rudyard Kipling
Ambitiousness in those olden days showed itself in momentary outburst; the ambitiousness of to-day runs riot.The Wisdom of Confucius | Epiphanius Wilson
Nevertheless the lad wondered at the size and ambitiousness of this undertaking and accomplishment in the wilderness.The Secret Cache | E. C. [Ethel Claire] Brill
Well, I don't want to discourage your ambitiousness, but I guess you've struck Kilo about the worst time in the century.Kilo | Ellis Parker Butler
British Dictionary definitions for ambitious
having a strong desire for success or achievement; wanting power, money, etc
necessitating extraordinary effort or ability: an ambitious project
(often foll by of) having a great desire (for something or to do something)
- ambitiously, adverb
- ambitiousness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012