up and down
[adverb]
Synonyms: thoroughly, completely, detailedly, exhaustively, in and out, inside out
[adjective]
Synonyms: downright, flat, indubitable, unquestionable

[TahlilGaran] English Synonym Dictionary ▲

up and down
from a higher to a lower position repeatedly:
My little daughter started jumping up and down with rage when she heard she couldn't go.

[TahlilGaran] Advanced Learner's Dictionary ▲

up and down
sometimes happy and sometimes sad:
She's been very up and down since her husband went into hospital.

[TahlilGaran] Advanced Learner's Dictionary ▲

up-and-down /ˌʌp.ənˈdaʊn/
adjective
sometimes successful and sometimes unsuccessful

[TahlilGaran] Advanced Learner's Dictionary ▲

be up and down
if a person is up and down, they are sometimes happy and sometimes sad, usually after something very bad has happened to them

[TahlilGaran] English Idioms Dictionary ▲