Source : Webster's Revised Unabridged Dictionary (1913)
Thick \Thick\, n.
1. The thickest part, or the time when anything is thickest.
In the thick of the dust and smoke. --Knolles.
2. A thicket; as, gloomy thicks. [Obs.] --Drayton.
Through the thick they heard one rudely rush.
--Spenser.
He through a little window cast his sight Through
thick of bars, that gave a scanty light. --Dryden.
{Thick-and-thin block} (Naut.), a fiddle block. See under
{Fiddle}.
{Through thick and thin}, through all obstacles and
difficulties, both great and small.
Through thick and thin she followed him. --Hudibras.
He became the panegyrist, through thick and thin, of
a military frenzy. --Coleridge.