Uptight
'uptight' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for tense that I've seen before include "Not relaxed" , "Verb form indicating time" , "show strain" , "past, say" , "fraught" .)
'uptight' is the definition.
(I know that uptight can be written as edgy)
This is the entire clue.
(Other definitions for edgy that I've seen before include "Nervous and tense, irritable" , "Keyed up" , "Nervous; jumpy" , "Apprehensive" , "Sharp in outline" .)