you/you'd better believe it

: the one or ones being addressed — compare thee, thou, ye, your, yours

: one

: you had : you would

: comparative of good

: greater than half

: improved in health or mental attitude

: to make better (see ¹better): such as

: to make more tolerable or acceptable

: to make more complete or perfect

: comparative of well

: in a more excellent manner

: to greater advantage : preferably

: something better (see ¹better)

: a superior especially in merit or rank

: advantage, victory

: had better (see ³better 1b)

: to consider to be true or honest

: to accept the word or evidence of

: to hold as an opinion : suppose