Tight

adjective, tighter, tightest.
1.
firmly or closely fixed in place; not easily moved; secure:
a tight knot.
2.
drawn or stretched so as to be tense; taut.
3.
affording little or no extra room; fitting closely, especially too closely:
a tight collar.
4.
difficult to deal with or manage:
to be in a tight situation.
5.
of such close or compacted texture, or fitted together so closely, as to be impervious to water, air, steam, etc.:
a good, tight roof.
6.
concise; terse:
a tight style of writing.
7.
firm; rigid:
his tight control of the company.
8.
carefully arranged or organized and full; affording little leeway; compact:
a tight schedule.
9.
nearly even; close:
a tight race.
10.
Informal.

close, as friends; familiar or intimate.
united:
The strikers are tight in their refusal to accept the proposed contract.

11.
parsimonious; stingy.
12.
Slang. drunk; tipsy.
13.
characterized by scarcity or eager demand; costly; limited; restricted:
a tight job market; tight money.
14.
Journalism. (of a newspaper) having more news available than is required for or utilizable in a particular issue.
15.
Baseball. inside (def 18).
16.
Scot. and North England. competent or skillful.
17.
tidy.
18.
neatly or well built or made.
adverb, tighter, tightest.
19.
in a tight manner; closely; firmly; securely; tensely:
Shut the door tight. The shirt fit tight across the shoulders.
20.
soundly or deeply:
to sleep tight.
Idioms
21.
sit tight, to take no action.
adjective
1.
stretched or drawn so as not to be loose; taut: a tight cord
2.
fitting or covering in a close manner: a tight dress
3.
held, made, fixed, or closed firmly and securely: a tight knot
4.

of close and compact construction or organization, esp so as to be impervious to water, air, etc
(in combination): watertight, airtight

5.
unyielding or stringent: to keep a tight hold on resources
6.
cramped or constricted: a tight fit
7.
mean or miserly
8.
difficult and problematic: a tight situation
9.
hardly profitable: a tight bargain
10.
(economics)

(of a commodity) difficult to obtain; in excess demand
(of funds, money, etc) difficult and expensive to borrow because of high demand or restrictive monetary policy
(of markets) characterized by excess demand or scarcity with prices tending to rise Compare easy (sense 8)

11.
(of a match or game) very close or even
12.
(of a team or group, esp of a pop group) playing well together, in a disciplined coordinated way
13.
(informal) drunk
14.
(informal) (of a person) showing tension
15.
(archaic or dialect) neat
adverb
16.
in a close, firm, or secure way: pull it tight
17.
sit tight

to wait patiently; bide one’s time
to maintain one’s position, stand, or opinion firmly

18.
sleep tight, to sleep soundly
tight