1. A start or commencement of something that occurs without difficulties, complications, or obstacles
The new project had a trouble-free beginning with all systems operational.
O novo projeto teve um começo sem problemas com todos os sistemas operacionais.
2. An initial phase of an endeavor characterized by smooth progress and absence of challenges
Their marriage got off to a trouble-free beginning despite family concerns.
O casamento deles começou sem problemas apesar das preocupações da família.