- a small, narrow, secluded valley.
- a male or female given name.
- a narrow and deep mountain valley, esp in Scotland or Ireland
“narrow valley,” late 15c., from Scottish, from Gaelic gleann “mountain valley” (cf. Old Irish glenn, Welsh glyn). Common in place names; cf. Glenlivet (1822), a kind of whiskey, named for the place it was first made (literally “the glen of the Livet,” a tributary of the Avon); and Glengarry (1841) a kind of men’s cap, of Highland origin, named for a valley in Inverness-shire.