mid-13c., "a river mouth," from out + let (v.). Electrical wiring sense is attested from 1892. Meaning "a retail store" is attested from 1933. Figurative sense "means of relief or discharge" is from 1620s.
例文
1. Her father had found an outlet for his ambition in his work.
彼女の父親は仕事で抱負を述べる機会を見つけた。
2.She needed to find an outlet for her many talents and interests.
彼女の多芸多芸、興味は広く発揮の機会を探す必要がある。/
3.The riverbed is silted up,so there 's no outlet for the floodwater.