A town and civil parish with a town council in Bedfordshire, England. / A town in Middlesex County, Massachusetts, United States. / A surname.

(dated) A hat or bonnet of plaited straw, first made at Dunstable in Bedfordshire.

plural of Dunstable

(archaic) straightforward language; straight talk.

(archaic) Straightforward, honest.

(simile) Very clear and straightforward.