Definition of Mainstay

a thing that something or someone depends on

Examples of Mainstay in a sentence

Coupons are a mainstay for the couple since they depend on them to reduce their grocery bill every week.  🔊

The downtown theater was a mainstay for the community, providing entertainment for many generations over the years.  🔊

Calvin plays many instruments, but the keyboard is his mainstay for most performances.  🔊

Rice is a mainstay for most Asian families as most meals include at least one helping.  🔊

Radiation is a mainstay of cancer treatment, but there are also other options.  🔊

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