(obsolete) To drive a carriage so as to prevent the wheels from going into the ruts, or so that a rut shall be between the wheels.

(historical law) The 40-day period during which a widow is entitled to remain in her deceased husband's home while any dower is collected and returned.

(transitive) To place into isolation to prevent the spread of any contagious disease. / (figuratively, transitive) Synonym of isolate more generally. / (figuratively, transitive) Synonym of restrict.

(Christainity, obsolete) Alternative letter-case form of Quarantine: the Mount of Temptation where Jesus Christ supposedly fasted for 40 days, Jebel Quruntul near Jericho.

Occurring once every quarter year (three months). / (heraldry) (of a coat of arms) Divided into four parts crosswise.

Once every quarter year (three months).

A periodical publication that appears four times per year.

(countable) A dispute or heated argument (especially one that is verbal).

(intransitive, also figuratively) To argue fiercely; to contend; to squabble; to cease to be on friendly terms, to fall out. / (intransitive) To find fault; to cavil.

(countable, archery, historical) An arrow or bolt for a crossbow or an arbalest (“a late, large type of crossbow”), traditionally with the head square in its cross section.