1. tirl - Noun
2. tirl - Verb
(intransitive, UK, Scotland, dialect) To quiver; to vibrate; to veer about.
(intransitive, UK, Scotland, dialect) To make a rattling or clattering sound by twirling or shaking.
to tirl at the pin, or latch, of a door
(transitive) To twist.
(transitive) To strip; to unroof.
(UK, Scotland, dialect) A vibration.
(UK, Scotland, dialect) A substitute for a trundle wheel or lantern wheel in a mill.
Source: en.wiktionary.org