Definify.com

Webster 1913 Edition

Sillily

Sil′li-ly

,

adv.

[From

.]

In a silly manner; foolishly.

Dryden.

Definition 2024

sillily

sillily

English

Adverb

sillily ‎(comparative more sillily, superlative most sillily)

(dated or hypercorrect) In a silly manner; foolishly.
The man walked down the street so sillily that many a bystander stopped and stared slack-jawed.

Synonyms

silly