a. [ Pref. bi- + weekly. ] Occurring or appearing once every two weeks; fortnightly. -- n. A publication issued every two weeks. -- Bi"week"ly, adv. [ 1913 Webster ]

n. Rogation week, when the cross was borne in processions. [ 1913 Webster ]

n. A trailing grass (Cynodon dactylon) native to Europe, now cosmopolitan in warm regions; used for lawns and pastures especially in the Southern U. S. and India. Called also Bahama grass and Bermuda grass.
Syn. -- Bermuda grass, devil grass, Bahama grass, doob, scutch grass, star grass, Cynodon dactylon. [ WordNet 1.5 ]

n. The middle of the week. Also used adjectively. [ 1913 Webster ]

adj. occurring during the middle of the week; as, a midweekly prayer meeting.
Syn. -- midweek. [ WordNet 1.5 ]

a. Coming, or made, or done, once every half week; as, a semiweekly newspaper; a semiweekly trip. -- n. That which comes or happens once every half week, esp. a semiweekly periodical. -- adv. At intervals of half a week each. [ 1913 Webster ]

a. [ Pref. tri- + weekly. ] Occurring or appearing three times a week; thriceweekly; as, a triweekly newspaper. -- adv. Three times a week. -- n. A triweekly publication. [ 1913 Webster ]

☞ This is a convenient word, but is not legitimately formed. It should mean occurring once in three weeks, as triennial means once in three years. Cf. Biweekly. [ 1913 Webster ]

n. [ OE. weke, wike, woke, wuke AS. weocu, wicu, wucu; akin to OS. wika, OFries. wike, D. week, G. woche, OHG. wohha, wehha, Icel. vika, Sw. vecka, Dan. uge, Goth. wik&unr_;, probably originally meaning, a succession or change, and akin to G. wechsel change, L. vicis turn, alternation, and E. weak. Cf. Weak. ] A period of seven days, usually that reckoned from one Sabbath or Sunday to the next. [ 1913 Webster ]

I fast twice in the week. Luke xviii. 12. [ 1913 Webster ]

☞ Although it [ the week ] did not enter into the calendar of the Greeks, and was not introduced at Rome till after the reign of Theodesius, it has been employed from time immemorial in almost all Eastern countries. Encyc. Brit. [ 1913 Webster ]

Feast of Weeks. See Pentecost, 1. --
Prophetic week, a week of years, or seven years. Dan. ix. 24. --
Week day. See under Day. [ 1913 Webster ]

n. The end of the week, usually comprising the period from Friday evening to Monday morning, observed commonly as a period of respite from work or school; as, to visit one for a week-end; also, a house party during a week-end. Contrasted to work days. Where work days continue throught Saturday morning, the weekend starts on Saturday at noon. [ Webster 1913 Suppl. +PJC ]

a. 1. Of or pertaining to a week, or week days; as, weekly labor. [ 1913 Webster ]

2. Coming, happening, or done once a week; hebdomadary; as, a weekly payment; a weekly gazette. [ 1913 Webster ]

n.; pl. Weeklies A publication issued once in seven days, or appearing once a week. [ 1913 Webster ]

adv. Once a week; by hebdomadal periods; as, each performs service weekly. [ 1913 Webster ]

n. See Wigwam. [ R. ] [ 1913 Webster ]

n. The week last past; last week. [ 1913 Webster ]