measuring a great distance from end to end.
a long corridor
lasting or taking a great amount of time.
a long and distinguished career
relatively great in extent.
write a long report
(of a vowel) categorized as long with regard to quality and length (e.g., in standard American English, the vowel / uː / in food is long, as distinct from the short vowel / ʊ / in good ).
The big problem with long vowels is that there is more than one way to spell the same sound.
(of odds or a chance) reflecting or representing a low level of probability.
winning against long odds