1thick 
/ˈθɪk/ adjective
thick·er; thick·est /ˈθɪk/ adjective [also more thick; most thick] 1 a : having a large distance between the top and bottom or front and back surfaces : not thin
▪ a thick book/board ▪ thick walls ▪ a thick layer of ice ▪ He wore thick glasses. [=glasses with thick lenses] ▪ a thick cigar ▪ a thick slice of ham/bread/cake ▪ a thick, juicy steak ▪ pizza with a thick crust ▪ a thick wool sweater ▪ a bodybuilder with a thick, short body ▪ He was a man in his fifties, a little thick around the middle. [=fat around his waist]
b : having a specified distance from one surface to the opposite surface : having a specified thickness
▪ The planks were two inches thick. ▪ The log was 12 inches thick. ▪ The recipe calls for one cup of mushrooms sliced 1⁄4 inch thick. 2 a : having parts that are close together
▪ a thick [=dense] forest ▪ thick woods
b : growing closely together and in a large amount
▪ a dog/cat with thick fur ▪ She has thick, curly hair. 3 : difficult to see through : dense
▪ thick black smoke ▪ The fog/haze was thick this morning. ▪ a thick blanket of fog 4 of a liquid : not flowing easily
▪ The stew/chili was very thick. ▪ thick gravy/sauce/syrup ▪ a thick milkshake ▪ The batter was too thick. 5 a of speech or the voice : difficult to understand
▪ His speech was thick and slurred. — often + with ▪ Her voice was thick with emotion when she talked about her divorce.
b of a person's accent : very easy to notice
▪ He spoke with a thick [=heavy] accent. 6 informal : stupid 1
▪ They were just too thick to understand what I was saying. ▪ Why can't he get it through his thick head that I don't like him? [=why can't he understand that I don't like him?] 7 not used before a noun a chiefly US : existing in great numbers or large amounts
▪ The mosquitoes were thick [=there were a lot of mosquitoes] near the lake. ▪ Tension was thick in the office. [=there was a lot of tension in the office]
b : having great numbers or a large amount of something — + with ▪ The air was thick with mosquitoes. ▪ The atmosphere was thick with anticipation as we waited for the results. 8 not used before a noun, informal : having a close and friendly relationship
▪ Those two are really thick. [=close] ▪ They were (as) thick as thieves [=very close and secretive] for weeks, which made us wonder what they were doing. — often + with ▪ He was very thick with his pastor.
▪ a thick book/board ▪ thick walls ▪ a thick layer of ice ▪ He wore thick glasses. [=glasses with thick lenses] ▪ a thick cigar ▪ a thick slice of ham/bread/cake ▪ a thick, juicy steak ▪ pizza with a thick crust ▪ a thick wool sweater ▪ a bodybuilder with a thick, short body ▪ He was a man in his fifties, a little thick around the middle. [=fat around his waist]
b : having a specified distance from one surface to the opposite surface : having a specified thickness
▪ The planks were two inches thick. ▪ The log was 12 inches thick. ▪ The recipe calls for one cup of mushrooms sliced 1⁄4 inch thick.
▪ a thick [=dense] forest ▪ thick woods
b : growing closely together and in a large amount
▪ a dog/cat with thick fur ▪ She has thick, curly hair.
▪ thick black smoke ▪ The fog/haze was thick this morning. ▪ a thick blanket of fog
▪ The stew/chili was very thick. ▪ thick gravy/sauce/syrup ▪ a thick milkshake ▪ The batter was too thick.
▪ His speech was thick and slurred. — often + with ▪ Her voice was thick with emotion when she talked about her divorce.
b of a person's accent : very easy to notice
▪ He spoke with a thick [=heavy] accent.
▪ They were just too thick to understand what I was saying. ▪ Why can't he get it through his thick head that I don't like him? [=why can't he understand that I don't like him?]
▪ The mosquitoes were thick [=there were a lot of mosquitoes] near the lake. ▪ Tension was thick in the office. [=there was a lot of tension in the office]
b : having great numbers or a large amount of something — + with ▪ The air was thick with mosquitoes. ▪ The atmosphere was thick with anticipation as we waited for the results.
▪ Those two are really thick. [=close] ▪ They were (as) thick as thieves [=very close and secretive] for weeks, which made us wonder what they were doing. — often + with ▪ He was very thick with his pastor.
a thick ear
Brit, informal : the punishment of being hit on the side of the head
▪ He threatened to give him a thick ear. [=(US) to slap him upside the head]
▪ He threatened to give him a thick ear. [=(US) to slap him upside the head]
(a) thick skin — see 1skin
blood is thicker than water — see blood
thick on the ground
: existing or occurring in large amounts
▪ Hotels and restaurants are thick on the ground along the strip. ▪ Presidential candidates are thick on the ground this year. [=there are a lot of presidential candidates this year]
▪ Hotels and restaurants are thick on the ground along the strip. ▪ Presidential candidates are thick on the ground this year. [=there are a lot of presidential candidates this year]
